Bluetooth monitor ver 5.87
btmon[52008]: = Note: Linux version 6.12.41-6.12-alt1 (x86_64)         0.814071
btmon[52008]: = Note: Bluetooth subsystem version 2.22                 0.814074
= New Index: F4:6A:DD:75:E5:58 (Primary,USB,hci0)               [hci0] 0.814075
= Open Index: F4:6A:DD:75:E5:58                                 [hci0] 0.814076
= Index Info: F4:6A:DD:7.. (Realtek Semiconductor Corporation)  [hci0] 0.814076
bluetoothd[1192]: @ MGMT Open: b.. (privileged) version 1.23  {0x0001} 0.814078
< HCI Command: Create Connection (0x01|0x0005) plen 13       #1 [hci0] 5.136225
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Packet type: 0xcc18
          DM1 may be used
          DH1 may be used
          DM3 may be used
          DH3 may be used
          DM5 may be used
          DH5 may be used
        Page scan repetition mode: R2 (0x02)
        Page scan mode: Mandatory (0x00)
        Clock offset: 0x0000
        Role switch: Allow peripheral (0x01)
> HCI Event: Command Status (0x0f) plen 4                    #2 [hci0] 5.237821
      Create Connection (0x01|0x0005) ncmd 2
        Status: Success (0x00)
> HCI Event: Connect Complete (0x03) plen 11                 #3 [hci0] 5.544840
        Status: Success (0x00)
        Handle: 9
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Link type: ACL (0x01)
        Encryption: Disabled (0x00)
< HCI Command: Read Remote Supported.. (0x01|0x001b) plen 2  #4 [hci0] 5.544933
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
btmon[52008]: @ RAW Open: btmon (privileged) version 2.22     {0x0002} 5.545049
btmon[52008]: @ RAW Close: btmon                              {0x0002} 5.545056
> HCI Event: Max Slots Change (0x1b) plen 3                  #5 [hci0] 5.551825
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Max slots: 5
> HCI Event: Command Status (0x0f) plen 4                    #6 [hci0] 5.555832
      Read Remote Supported Features (0x01|0x001b) ncmd 2
        Status: Success (0x00)
> HCI Event: Max Slots Change (0x1b) plen 3                  #7 [hci0] 5.557825
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Max slots: 5
> HCI Event: Read Remote Supported Features (0x0b) plen 11   #8 [hci0] 5.686842
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Features[0/0][8]:
        bf ee 4d fa d8 3d 7b 87                          ..M..={.        
          3 slot packets
          5 slot packets
          Encryption
          Slot offset
          Timing accuracy
          Role switch
          Sniff mode
          Power control requests
          Channel quality driven data rate (CQDDR)
          SCO link
          HV3 packets
          u-law log synchronous data
          A-law log synchronous data
          CVSD synchronous data
          Power control
          Transparent synchronous data
          Flow control lag (most significant bit)
          Enhanced Data Rate ACL 2 Mbps mode
          Enhanced inquiry scan
          Interlaced inquiry scan
          Interlaced page scan
          RSSI with inquiry results
          Extended SCO link (EV3 packets)
          AFH capable peripheral
          AFH classification peripheral
          LE Supported (Controller)
          3-slot Enhanced Data Rate ACL packets
          5-slot Enhanced Data Rate ACL packets
          Pause encryption
          AFH capable central
          AFH classification central
          Enhanced Data Rate eSCO 2 Mbps mode
          Extended Inquiry Response
          Simultaneous LE and BR/EDR (Controller)
          Secure Simple Pairing
          Encapsulated PDU
          Erroneous Data Reporting
          Non-flushable Packet Boundary Flag
          Link Supervision Timeout Changed Event
          Inquiry TX Power Level
          Enhanced Power Control
          Extended features
< HCI Command: Read Remote Extended... (0x01|0x001c) plen 3  #9 [hci0] 5.686865
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Page: 1
> HCI Event: Command Status (0x0f) plen 4                   #10 [hci0] 5.689824
      Read Remote Extended Features (0x01|0x001c) ncmd 2
        Status: Success (0x00)
> HCI Event: Read Remote Extended Features (0x23) plen 13   #11 [hci0] 5.694824
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Page: 1/2
        Features[1/0][8]:
        03 00 00 00 00 00 00 00                          ........        
          Secure Simple Pairing (Host Support)
          LE Supported (Host)
< HCI Command: Remote Name Request (0x01|0x0019) plen 10    #12 [hci0] 5.694857
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Page scan repetition mode: R2 (0x02)
        Page scan mode: Mandatory (0x00)
        Clock offset: 0x0000
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 10  #13 [hci0] 5.694871
      L2CAP: Information Request (0x0a) ident 1 len 2
        Type: Extended features supported (0x0002)
> HCI Event: Command Status (0x0f) plen 4                   #14 [hci0] 5.696825
      Remote Name Request (0x01|0x0019) ncmd 2
        Status: Success (0x00)
> HCI Event: Number of Completed Packets (0x13) plen 5      #15 [hci0] 5.698825
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #13: len 10 (26 Kb/s)
        Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #16 [hci0] 5.702683
      L2CAP: Information Response (0x0b) ident 1 len 8
        Type: Extended features supported (0x0002)
        Result: Success (0x0000)
        Features: 0x00000280
          Fixed Channels
          Unicast Connectionless Data Reception
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 10  #17 [hci0] 5.702699
      L2CAP: Information Request (0x0a) ident 2 len 2
        Type: Fixed channels supported (0x0003)
> HCI Event: Number of Completed Packets (0x13) plen 5      #18 [hci0] 5.706829
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #17: len 10 (20 Kb/s)
        Latency: 4 msec (3-4 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 20  #19 [hci0] 5.710698
      L2CAP: Information Response (0x0b) ident 2 len 12
        Type: Fixed channels supported (0x0003)
        Result: Success (0x0000)
        Channels: 0x0000000000000006
          L2CAP Signaling (BR/EDR)
          Connectionless reception
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #20 [hci0] 5.710719
      L2CAP: Connection Request (0x02) ident 3 len 4
        PSM: 1 (0x0001)
        Source CID: 64
> HCI Event: Remote Name Req Complete (0x07) plen 255       #21 [hci0] 5.724826
        Status: Success (0x00)
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Name: Молот Н130
@ MGMT Event: Device Connected (0x000b) plen 36        {0x0001} [hci0] 5.724840
        BR/EDR Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Flags: 0x00000008
          Connection Locally Initiated
        Data length: 23
        Data[23]:
        11 09 d0 9c d0 be d0 bb d0 be d1 82 20 d0 9d 31  ............ ..1
        33 30 04 0d 04 04 24                             30....$         
        Name (complete): Молот Н130
        Class: 0x240404
          Major class: Audio/Video (headset, speaker, stereo, video, vcr)
          Minor class: Wearable Headset Device
          Rendering (Printing, Speaker)
          Audio (Speaker, Microphone, Headset)
> HCI Event: Number of Completed Packets (0x13) plen 5      #22 [hci0] 5.725826
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #20: len 12 (6 Kb/s)
        Latency: 15 msec (3-15 msec ~9 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #23 [hci0] 5.743687
      L2CAP: Connection Response (0x03) ident 3 len 8
        Destination CID: 92
        Source CID: 64
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #24 [hci0] 5.743708
      L2CAP: Configure Request (0x04) ident 4 len 4
        Destination CID: 92
        Flags: 0x0000
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #25 [hci0] 5.746684
      L2CAP: Configure Request (0x04) ident 51 len 8
        Destination CID: 64
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 18  #26 [hci0] 5.746704
      L2CAP: Configure Response (0x05) ident 51 len 10
        Source CID: 92
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
> HCI Event: Number of Completed Packets (0x13) plen 5      #27 [hci0] 5.746820
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #24: len 12 (32 Kb/s)
        Latency: 3 msec (3-15 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #28 [hci0] 5.750823
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #26: len 18 (36 Kb/s)
        Latency: 4 msec (3-15 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 14  #29 [hci0] 5.754553
      L2CAP: Configure Response (0x05) ident 4 len 6
        Source CID: 64
        Flags: 0x0000
        Result: Success (0x0000)
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 24  #30 [hci0] 5.754649
      Channel: 92 len 20 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 0 len 15
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              Handsfree (0x111e)
        Max record count: 65535
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0000ffff
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5      #31 [hci0] 5.757823
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #30: len 24 (64 Kb/s)
        Latency: 3 msec (3-15 msec ~4 msec)
        Channel: 92 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 95  #32 [hci0] 5.787689
      Channel: 64 len 91 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 0 len 86
        Attribute bytes: 83
          Attribute list: [len 77] {position 0}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010002
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Handsfree (0x111e)
              UUID (3) with 2 bytes [0 extra bits] len 3
                Generic Audio (0x1203)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 3 bytes [8 extra bits] len 5
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
              Sequence (6) with 5 bytes [8 extra bits] len 7
                UUID (3) with 2 bytes [0 extra bits] len 3
                  RFCOMM (0x0003)
                Unsigned Integer (1) with 1 byte [0 extra bits] len 2
                  0x02
            Attribute: Browse Group List (0x0005) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Public Browse Root (0x1002)
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [8 extra bits] len 8
                UUID (3) with 2 bytes [0 extra bits] len 3
                  Handsfree (0x111e)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0107
            Attribute: Unknown (0x0100) [len 2]
              Handsfree [len 9]
            Attribute: Unknown (0x0311) [len 2]
              0x0035
        Continuation state: 0
< HCI Command: Authentication Reque.. (0x01|0x0011) plen 2  #33 [hci0] 5.787853
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
> HCI Event: Command Status (0x0f) plen 4                   #34 [hci0] 5.789820
      Authentication Requested (0x01|0x0011) ncmd 2
        Status: Success (0x00)
> HCI Event: Link Key Request (0x17) plen 6                 #35 [hci0] 5.791827
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
< HCI Command: Link Key Request Re.. (0x01|0x000b) plen 22  #36 [hci0] 5.791841
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Link key[16]:
        41 d8 e6 54 78 b0 f3 c2 1e c4 14 96 53 ff 1a f9  A..Tx.......S...
> HCI Event: Command Complete (0x0e) plen 10                #37 [hci0] 5.798823
      Link Key Request Reply (0x01|0x000b) ncmd 2
        Status: Success (0x00)
        Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
> HCI Event: Auth Complete (0x06) plen 3                    #38 [hci0] 5.844835
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
< HCI Command: Set Connection Encry.. (0x01|0x0013) plen 3  #39 [hci0] 5.844856
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Encryption: Enabled (0x01)
> HCI Event: Command Status (0x0f) plen 4                   #40 [hci0] 5.846833
      Set Connection Encryption (0x01|0x0013) ncmd 2
        Status: Success (0x00)
> HCI Event: Encryption Change (0x08) plen 4                #41 [hci0] 5.984888
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Encryption: Enabled with E0 (0x01)
< HCI Command: Read Encryption Key... (0x05|0x0008) plen 2  #42 [hci0] 5.984912
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
> HCI Event: Command Complete (0x0e) plen 7                 #43 [hci0] 5.986835
      Read Encryption Key Size (0x05|0x0008) ncmd 2
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Key size: 16
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #44 [hci0] 5.986864
      L2CAP: Connection Request (0x02) ident 5 len 4
        PSM: 3 (0x0003)
        Source CID: 65
> HCI Event: Number of Completed Packets (0x13) plen 5      #45 [hci0] 5.989823
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #44: len 12 (48 Kb/s)
        Latency: 2 msec (2-15 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #46 [hci0] 6.020683
      L2CAP: Connection Response (0x03) ident 5 len 8
        Destination CID: 93
        Source CID: 65
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #47 [hci0] 6.020684
      L2CAP: Configure Request (0x04) ident 52 len 8
        Destination CID: 65
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 16  #48 [hci0] 6.020716
      L2CAP: Configure Request (0x04) ident 6 len 8
        Destination CID: 93
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 1021
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 18  #49 [hci0] 6.020735
      L2CAP: Configure Response (0x05) ident 52 len 10
        Source CID: 93
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
> HCI Event: Number of Completed Packets (0x13) plen 5      #50 [hci0] 6.023833
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #48: len 16 (42 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #51 [hci0] 6.025851
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #49: len 18 (28 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 18  #52 [hci0] 6.028690
      L2CAP: Configure Response (0x05) ident 6 len 10
        Source CID: 65
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x00 dlen 8  #53 [hci0] 6.028748
      Channel: 93 len 4 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Set Async Balance Mode (SABM) (0x2f)
         Address: 0x03 cr 1 dlci 0x00
         Control: 0x3f poll/final 1
         Length: 0
         FCS: 0x1c
> HCI Event: Number of Completed Packets (0x13) plen 5      #54 [hci0] 6.031834
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #53: len 8 (21 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x02 dlen 8  #55 [hci0] 6.060683
      Channel: 65 len 4 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Ack (UA) (0x63)
         Address: 0x03 cr 1 dlci 0x00
         Control: 0x73 poll/final 1
         Length: 0
         FCS: 0xd7
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 18  #56 [hci0] 6.060730
      Channel: 93 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x03 cr 1 dlci 0x00
         Control: 0xef poll/final 0
         Length: 10
         FCS: 0x70
         MCC Message type: DLC Parameter Negotiation CMD (0x20)
           Length: 8
           dlci 4 frame_type 0 credit_flow 15 pri 7
           ack_timer 0 frame_size 674 max_retrans 0 credits 7
> HCI Event: Number of Completed Packets (0x13) plen 5      #57 [hci0] 6.063837
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #56: len 18 (48 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 18  #58 [hci0] 6.093684
      Channel: 65 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x01 cr 0 dlci 0x00
         Control: 0xef poll/final 0
         Length: 10
         FCS: 0xaa
         MCC Message type: DLC Parameter Negotiation RSP (0x20)
           Length: 8
           dlci 4 frame_type 0 credit_flow 14 pri 7
           ack_timer 0 frame_size 674 max_retrans 0 credits 0
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x00 dlen 8  #59 [hci0] 6.093730
      Channel: 93 len 4 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Set Async Balance Mode (SABM) (0x2f)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0x3f poll/final 1
         Length: 0
         FCS: 0x96
> HCI Event: Number of Completed Packets (0x13) plen 5      #60 [hci0] 6.096834
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #59: len 8 (21 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x02 dlen 8  #61 [hci0] 6.125685
      Channel: 65 len 4 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Ack (UA) (0x63)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0x73 poll/final 1
         Length: 0
         FCS: 0x5d
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 12  #62 [hci0] 6.125687
      Channel: 65 len 8 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x01 cr 0 dlci 0x00
         Control: 0xef poll/final 0
         Length: 4
         FCS: 0xaa
         MCC Message type: Modem Status Command CMD (0x38)
           Length: 2
           dlci 4 
           fc 0 rtc 1 rtr 1 ic 0 dv 1
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #63 [hci0] 6.125750
      Channel: 93 len 8 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x03 cr 1 dlci 0x00
         Control: 0xef poll/final 0
         Length: 4
         FCS: 0x70
         MCC Message type: Modem Status Command CMD (0x38)
           Length: 2
           dlci 4 
           fc 0 rtc 1 rtr 1 ic 0 dv 1
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #64 [hci0] 6.125765
      Channel: 93 len 8 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x03 cr 1 dlci 0x00
         Control: 0xef poll/final 0
         Length: 4
         FCS: 0x70
         MCC Message type: Modem Status Command RSP (0x38)
           Length: 2
           dlci 4 
           fc 0 rtc 1 rtr 1 ic 0 dv 1
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #65 [hci0] 6.126740
      L2CAP: Connection Request (0x02) ident 7 len 4
        PSM: 25 (0x0019)
        Source CID: 66
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x02 dlen 9  #66 [hci0] 6.128686
      Channel: 65 len 5 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xff poll/final 1
         Length: 0
         FCS: 0xa3
         Credits: 10
        a3                                               .               
> HCI Event: Number of Completed Packets (0x13) plen 5      #67 [hci0] 6.128829
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #63: len 12 (32 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #68 [hci0] 6.130824
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #64: len 12 (19 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 5 msec (3-5 msec ~4 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #69 [hci0] 6.132828
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #65: len 12 (16 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 12  #70 [hci0] 6.134693
      Channel: 65 len 8 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x01 cr 0 dlci 0x00
         Control: 0xef poll/final 0
         Length: 4
         FCS: 0xaa
         MCC Message type: Modem Status Command RSP (0x38)
           Length: 2
           dlci 4 
           fc 0 rtc 1 rtr 1 ic 0 dv 1
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31... flags 0x00 dlen 9  #71 [hci0] 6.134733
      Channel: 93 len 5 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xff poll/final 1
         Length: 0
         FCS: 0x79
         Credits: 33
        79                                               y               
> HCI Event: Number of Completed Packets (0x13) plen 5      #72 [hci0] 6.138830
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #71: len 9 (18 Kb/s)
        Latency: 4 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 4 msec (3-5 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 21  #73 [hci0] 6.139683
      Channel: 65 len 17 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 12
         FCS: 0xbf
        41 54 2b 42 52 53 46 3d 36 37 31 0d bf           AT+BRSF=671..   
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 23  #74 [hci0] 6.139970
      Channel: 93 len 19 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 15
         FCS: 0x65
        0d 0a 2b 42 52 53 46 3a 20 33 36 38 30 0d 0a 65  ..+BRSF: 3680..e
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 14  #75 [hci0] 6.139986
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #76 [hci0] 6.142692
      L2CAP: Connection Response (0x03) ident 7 len 8
        Destination CID: 94
        Source CID: 66
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 16  #77 [hci0] 6.142694
      L2CAP: Configure Request (0x04) ident 53 len 8
        Destination CID: 66
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 12  #78 [hci0] 6.142714
      L2CAP: Configure Request (0x04) ident 8 len 4
        Destination CID: 94
        Flags: 0x0000
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 18  #79 [hci0] 6.142730
      L2CAP: Configure Response (0x05) ident 53 len 10
        Source CID: 94
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
> HCI Event: Number of Completed Packets (0x13) plen 5      #80 [hci0] 6.145844
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #74: len 23 (36 Kb/s)
        Latency: 5 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 5 msec (3-5 msec ~4 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #81 [hci0] 6.147835
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #75: len 14 (16 Kb/s)
        Latency: 7 msec (2-15 msec ~6 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 7 msec (3-7 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #82 [hci0] 6.149832
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #78: len 12 (13 Kb/s)
        Latency: 7 msec (2-15 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #83 [hci0] 6.150827
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #79: len 18 (18 Kb/s)
        Latency: 8 msec (2-15 msec ~7 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 20  #84 [hci0] 6.152688
      Channel: 65 len 16 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 11
         FCS: 0xbf
        41 54 2b 42 41 43 3d 31 2c 32 0d bf              AT+BAC=1,2..    
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 14  #85 [hci0] 6.153112
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> HCI Event: Number of Completed Packets (0x13) plen 5      #86 [hci0] 6.156842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #85: len 14 (37 Kb/s)
        Latency: 3 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-7 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 14  #87 [hci0] 6.182687
      L2CAP: Configure Response (0x05) ident 8 len 6
        Source CID: 66
        Flags: 0x0000
        Result: Success (0x0000)
bluetoothd[1192]: = profiles/audio/a2dp.c:load_remote_sep() Unable..   6.182889
bluetoothd[1192]: < BR-ACL: Handle 9 [.. flags 0x00 dlen 6  #88 [hci0] 6.182905
      Channel: 94 len 2 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Discover (0x01) Command (0x00) type 0x00 label 1 nosp 0
> HCI Event: Number of Completed Packets (0x13) plen 5      #89 [hci0] 6.186837
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #88: len 6 (16 Kb/s)
        Latency: 3 msec (2-15 msec ~4 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 3 msec (3-3 msec ~3 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 19  #90 [hci0] 6.292691
      Channel: 65 len 15 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 10
         FCS: 0xbf
        41 54 2b 43 49 4e 44 3d 3f 0d bf                 AT+CIND=?..     
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 12  #91 [hci0] 6.292694
      Channel: 66 len 8 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Discover (0x01) Response Accept (0x02) type 0x00 label 1 nosp 0
        ACP SEID: 1
          Media Type: Audio (0x00)
          SEP Type: SNK (0x01)
          In use: No
        ACP SEID: 2
          Media Type: Audio (0x00)
          SEP Type: SNK (0x01)
          In use: No
        ACP SEID: 5
          Media Type: Audio (0x00)
          SEP Type: SNK (0x01)
          In use: No
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 140  #92 [hci0] 6.292805
      Channel: 93 len 136 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 131
         FCS: 0x65
        0d 0a 2b 43 49 4e 44 3a 28 22 73 65 72 76 69 63  ..+CIND:("servic
        65 22 2c 28 30 2d 31 29 29 2c 28 22 63 61 6c 6c  e",(0-1)),("call
        22 2c 28 30 2d 31 29 29 2c 28 22 63 61 6c 6c 73  ",(0-1)),("calls
        65 74 75 70 22 2c 28 30 2d 33 29 29 2c 28 22 63  etup",(0-3)),("c
        61 6c 6c 68 65 6c 64 22 2c 28 30 2d 32 29 29 2c  allheld",(0-2)),
        28 22 73 69 67 6e 61 6c 22 2c 28 30 2d 35 29 29  ("signal",(0-5))
        2c 28 22 72 6f 61 6d 22 2c 28 30 2d 31 29 29 2c  ,("roam",(0-1)),
        28 22 62 61 74 74 63 68 67 22 2c 28 30 2d 35 29  ("battchg",(0-5)
        29 0d 0a 65                                      )..e            
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x00 dlen 14  #93 [hci0] 6.292818
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
bluetoothd[1192]: < BR-ACL: Handle 9 [.. flags 0x00 dlen 7  #94 [hci0] 6.292842
      Channel: 94 len 3 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Command (0x00) type 0x00 label 2 nosp 0
        ACP SEID: 1
> HCI Event: Number of Completed Packets (0x13) plen 5      #95 [hci0] 6.297842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #92: len 140 (224 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 5 msec (3-7 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #96 [hci0] 6.299829
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #93: len 14 (16 Kb/s)
        Latency: 7 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 7 msec (3-7 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5      #97 [hci0] 6.301828
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #94: len 7 (7 Kb/s)
        Latency: 8 msec (2-15 msec ~7 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 8 msec (3-8 msec ~6 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 18  #98 [hci0] 6.312697
      Channel: 65 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 9
         FCS: 0xbf
        41 54 2b 43 49 4e 44 3f 0d bf                    AT+CIND?..      
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 22  #99 [hci0] 6.312699
      Channel: 66 len 18 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Response Accept (0x02) type 0x00 label 2 nosp 0
        Service Category: Media Transport (0x01)
        Service Category: Media Codec (0x07)
          Media Type: Audio (0x00)
          Media Codec: SBC (0x00)
            Frequency: 0xf0
              16000
              32000
              44100
              48000
            Channel Mode: 0x0f
              Mono
              Dual Channel
              Stereo
              Joint Stereo
            Block Length: 0xf0
              4
              8
              12
              16
            Subbands: 0x0c
              4
              8
            Allocation Method: 0x03
              SNR
              Loudness
            Minimum Bitpool: 2
            Maximum Bitpool: 53
        Service Category: Content Protection (0x04)
          Content Protection Type: SCMS-T (0x0002)
        Service Category: Delay Reporting (0x08)
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 7  #100 [hci0] 6.312787
      Channel: 94 len 3 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Command (0x00) type 0x00 label 3 nosp 0
        ACP SEID: 2
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 32  #101 [hci0] 6.312796
      Channel: 93 len 28 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 24
         FCS: 0x65
        0d 0a 2b 43 49 4e 44 3a 20 30 2c 30 2c 30 2c 30  ..+CIND: 0,0,0,0
        2c 30 2c 30 2c 35 0d 0a 65                       ,0,0,5..e       
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #102 [hci0] 6.312801
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> HCI Event: Number of Completed Packets (0x13) plen 5     #103 [hci0] 6.316837
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #100: len 7 (14 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 4 msec (3-8 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #104 [hci0] 6.318835
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #101: len 32 (42 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 6 msec (3-7 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #105 [hci0] 6.320831
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #102: len 14 (14 Kb/s)
        Latency: 8 msec (2-15 msec ~6 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 8 msec (3-8 msec ~7 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 24  #106 [hci0] 6.321686
      Channel: 66 len 20 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Response Accept (0x02) type 0x00 label 3 nosp 0
        Service Category: Media Transport (0x01)
        Service Category: Media Codec (0x07)
          Media Type: Audio (0x00)
          Media Codec: MPEG-2,4 AAC (0x02)
            Object Type: 0x80
              MPEG-2 AAC LC
            Frequency: 0xff80
              8000
              11025
              12000
              16000
              22050
              24000
              32000
              44100
              48000
            Channels: 0x0c
              1
              2
            Bitrate: 0bps
            VBR: Yes
        Service Category: Content Protection (0x04)
          Content Protection Type: SCMS-T (0x0002)
        Service Category: Delay Reporting (0x08)
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 7  #107 [hci0] 6.321731
      Channel: 94 len 3 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Command (0x00) type 0x00 label 4 nosp 0
        ACP SEID: 5
> HCI Event: Number of Completed Packets (0x13) plen 5     #108 [hci0] 6.324836
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #107: len 7 (18 Kb/s)
        Latency: 3 msec (2-15 msec ~5 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 3 msec (3-8 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 9  #109 [hci0] 6.336703
      Channel: 65 len 5 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xff poll/final 1
         Length: 0
         FCS: 0xa3
         Credits: 10
        a3                                               .               
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 25  #110 [hci0] 6.336705
      Channel: 65 len 21 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 16
         FCS: 0xbf
        41 54 2b 43 4d 45 52 3d 33 2c 30 2c 30 2c 31 0d  AT+CMER=3,0,0,1.
        bf                                               .               
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 26  #111 [hci0] 6.336705
      Channel: 66 len 22 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Get All Capabilities (0x0c) Response Accept (0x02) type 0x00 label 4 nosp 0
        Service Category: Media Transport (0x01)
        Service Category: Media Codec (0x07)
          Media Type: Audio (0x00)
          Media Codec: Non-A2DP (0xff)
            Vendor ID: Sony Corporation (0x0000012d)
            Vendor Specific Codec ID: LDAC (0x00aa)
              Unknown: 0x0734
        Service Category: Content Protection (0x04)
          Content Protection Type: SCMS-T (0x0002)
        Service Category: Delay Reporting (0x08)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #112 [hci0] 6.336814
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 19  #113 [hci0] 6.336827
      Channel: 93 len 15 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 11
         FCS: 0x65
        0d 0a 2b 42 43 53 3a 20 32 0d 0a 65              ..+BCS: 2..e    
> HCI Event: Number of Completed Packets (0x13) plen 5     #114 [hci0] 6.340832
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #112: len 14 (28 Kb/s)
        Latency: 4 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 4 msec (3-8 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #115 [hci0] 6.342836
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #113: len 19 (25 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 6 msec (3-8 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 19  #116 [hci0] 6.344688
      Channel: 65 len 15 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 10
         FCS: 0xbf
        41 54 2b 43 4c 49 50 3d 31 0d bf                 AT+CLIP=1..     
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #117 [hci0] 6.344790
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> HCI Event: Number of Completed Packets (0x13) plen 5     #118 [hci0] 6.347842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #117: len 14 (37 Kb/s)
        Latency: 3 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-8 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 18  #119 [hci0] 6.358699
      Channel: 65 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 9
         FCS: 0xbf
        41 54 2b 42 43 53 3d 32 0d bf                    AT+BCS=2..      
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 34  #120 [hci0] 6.358701
      Channel: 65 len 30 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 25
         FCS: 0xbf
        41 54 2b 58 41 50 4c 3d 30 30 30 44 2d 30 30 30  AT+XAPL=000D-000
        31 2d 30 31 30 31 2c 32 0d bf                    1-0101,2..      
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #121 [hci0] 6.360549
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 26  #122 [hci0] 6.360564
      Channel: 93 len 22 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 18
         FCS: 0x65
        0d 0a 2b 58 41 50 4c 3d 69 50 68 6f 6e 65 2c 32  ..+XAPL=iPhone,2
        0d 0a 65                                         ..e             
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #123 [hci0] 6.360567
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 24  #124 [hci0] 6.361548
      Channel: 94 len 20 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Set Configuration (0x03) Command (0x00) type 0x00 label 5 nosp 0
        ACP SEID: 5
        INT SEID: 1
        Service Category: Media Transport (0x01)
        Service Category: Media Codec (0x07)
          Media Type: Audio (0x00)
          Media Codec: Non-A2DP (0xff)
            Vendor ID: Sony Corporation (0x0000012d)
            Vendor Specific Codec ID: LDAC (0x00aa)
              Unknown: 0x0110
        Service Category: Delay Reporting (0x08)
> HCI Event: Number of Completed Packets (0x13) plen 5     #125 [hci0] 6.363841
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #121: len 14 (37 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-8 msec ~3 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #126 [hci0] 6.365840
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #122: len 26 (41 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 5 msec (3-8 msec ~4 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #127 [hci0] 6.367835
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #123: len 14 (16 Kb/s)
        Latency: 7 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 7 msec (3-8 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 30  #128 [hci0] 6.368686
      Channel: 65 len 26 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 21
         FCS: 0xbf
        41 54 2b 42 49 41 3d 30 2c 31 2c 31 2c 31 2c 30  AT+BIA=0,1,1,1,0
        2c 30 2c 30 0d bf                                ,0,0..          
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #129 [hci0] 6.368781
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> HCI Event: Number of Completed Packets (0x13) plen 5     #130 [hci0] 6.369837
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #124: len 24 (24 Kb/s)
        Latency: 8 msec (2-15 msec ~7 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 8 msec (3-8 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #131 [hci0] 6.371840
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #129: len 14 (37 Kb/s)
        Latency: 3 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-8 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 30  #132 [hci0] 6.382691
      Channel: 65 len 26 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 21
         FCS: 0xbf
        41 54 2b 49 50 48 4f 4e 45 41 43 43 45 56 3d 31  AT+IPHONEACCEV=1
        2c 31 2c 39 0d bf                                ,1,9..          
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 18  #133 [hci0] 6.382692
      Channel: 65 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 9
         FCS: 0xbf
        41 54 2b 56 47 4d 3d 39 0d bf                    AT+VGM=9..      
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #134 [hci0] 6.382880
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #135 [hci0] 6.382888
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 6  #136 [hci0] 6.386782
      Channel: 66 len 2 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Set Configuration (0x03) Response Accept (0x02) type 0x00 label 5 nosp 0
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 9  #137 [hci0] 6.386785
      Channel: 66 len 5 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Delay Report (0x0d) Command (0x00) type 0x00 label 1 nosp 0
        ACP SEID: 1
        Delay: 280.0ms
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 6  #138 [hci0] 6.387090
      Channel: 94 len 2 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Delay Report (0x0d) Response Accept (0x02) type 0x00 label 1 nosp 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #139 [hci0] 6.387843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #134: len 14 (28 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 4 msec (3-8 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 18  #140 [hci0] 6.389700
      Channel: 65 len 14 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xef poll/final 0
         Length: 9
         FCS: 0xbf
        41 54 2b 56 47 53 3d 36 0d bf                    AT+VGS=6..      
> HCI Event: Number of Completed Packets (0x13) plen 5     #141 [hci0] 6.389829
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #135: len 14 (18 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 6 msec (3-8 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #142 [hci0] 6.391837
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #138: len 6 (12 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 4 msec (3-8 msec ~5 msec)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 14  #143 [hci0] 6.392981
      Channel: 93 len 10 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x13 cr 1 dlci 0x04
         Control: 0xef poll/final 0
         Length: 6
         FCS: 0x65
        0d 0a 4f 4b 0d 0a 65                             ..OK..e         
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 7  #144 [hci0] 6.393042
      Channel: 94 len 3 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Open (0x06) Command (0x00) type 0x00 label 6 nosp 0
        ACP SEID: 5
> HCI Event: Number of Completed Packets (0x13) plen 5     #145 [hci0] 6.396843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #143: len 14 (37 Kb/s)
        Latency: 3 msec (2-15 msec ~4 msec)
        Channel: 93 [PSM 3 mode Basic (0x00)] {chan 1}
        Channel Latency: 3 msec (3-8 msec ~4 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #146 [hci0] 6.398839
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #144: len 7 (11 Kb/s)
        Latency: 5 msec (2-15 msec ~5 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 5 msec (3-8 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 9  #147 [hci0] 6.408697
      Channel: 65 len 5 [PSM 3 mode Basic (0x00)] {chan 1}
      RFCOMM: Unnumbered Info with Header Check (UIH) (0xef)
         Address: 0x11 cr 0 dlci 0x04
         Control: 0xff poll/final 1
         Length: 0
         FCS: 0xa3
         Credits: 10
        a3                                               .               
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 6  #148 [hci0] 6.418697
      Channel: 66 len 2 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Open (0x06) Response Accept (0x02) type 0x00 label 6 nosp 0
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #149 [hci0] 6.418831
      L2CAP: Connection Request (0x02) ident 9 len 4
        PSM: 25 (0x0019)
        Source CID: 67
> HCI Event: Number of Completed Packets (0x13) plen 5     #150 [hci0] 6.421848
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #149: len 12 (32 Kb/s)
        Latency: 3 msec (2-15 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #151 [hci0] 6.433161
      L2CAP: Connection Response (0x03) ident 9 len 8
        Destination CID: 95
        Source CID: 67
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #152 [hci0] 6.433164
      L2CAP: Configure Request (0x04) ident 54 len 8
        Destination CID: 67
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 16  #153 [hci0] 6.433215
      L2CAP: Configure Request (0x04) ident 10 len 8
        Destination CID: 95
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 1021
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 18  #154 [hci0] 6.433233
      L2CAP: Configure Response (0x05) ident 54 len 10
        Source CID: 95
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
> HCI Event: Number of Completed Packets (0x13) plen 5     #155 [hci0] 6.436843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #153: len 16 (42 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #156 [hci0] 6.438830
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #154: len 18 (28 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 18  #157 [hci0] 6.439690
      L2CAP: Configure Response (0x05) ident 10 len 10
        Source CID: 67
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 12  #158 [hci0] 6.450686
      L2CAP: Connection Request (0x02) ident 55 len 4
        PSM: 1 (0x0001)
        Source CID: 96
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 16  #159 [hci0] 6.450731
      L2CAP: Connection Response (0x03) ident 55 len 8
        Destination CID: 68
        Source CID: 96
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #160 [hci0] 6.450747
      L2CAP: Configure Request (0x04) ident 11 len 4
        Destination CID: 96
        Flags: 0x0000
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #161 [hci0] 6.451253
      L2CAP: Connection Request (0x02) ident 12 len 4
        PSM: 23 (0x0017)
        Source CID: 69
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 24  #162 [hci0] 6.451302
      Channel: 92 len 20 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 1 len 15
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              L2CAP (0x0100)
        Max record count: 65535
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0000ffff
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #163 [hci0] 6.453842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #159: len 16 (42 Kb/s)
        Latency: 3 msec (2-15 msec ~3 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #164 [hci0] 6.455842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #160: len 12 (19 Kb/s)
        Latency: 5 msec (2-15 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #165 [hci0] 6.457687
      L2CAP: Configure Request (0x04) ident 56 len 8
        Destination CID: 68
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 18  #166 [hci0] 6.457703
      L2CAP: Configure Response (0x05) ident 56 len 10
        Source CID: 96
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
> HCI Event: Number of Completed Packets (0x13) plen 5     #167 [hci0] 6.457842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #161: len 12 (16 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #168 [hci0] 6.459842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #162: len 24 (24 Kb/s)
        Latency: 8 msec (2-15 msec ~7 msec)
        Channel: 92 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 8 msec (3-8 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #169 [hci0] 6.461836
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #166: len 18 (36 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 14  #170 [hci0] 6.471697
      L2CAP: Configure Response (0x05) ident 11 len 6
        Source CID: 68
        Flags: 0x0000
        Result: Success (0x0000)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #171 [hci0] 6.473685
      L2CAP: Connection Response (0x03) ident 12 len 8
        Destination CID: 97
        Source CID: 69
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #172 [hci0] 6.473699
      L2CAP: Configure Request (0x04) ident 13 len 4
        Destination CID: 97
        Flags: 0x0000
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #173 [hci0] 6.475696
      L2CAP: Configure Request (0x04) ident 57 len 8
        Destination CID: 69
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 18  #174 [hci0] 6.475714
      L2CAP: Configure Response (0x05) ident 57 len 10
        Source CID: 97
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 679
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:.. flags 0x02 dlen 152  #175 [hci0] 6.478690
      Channel: 64 len 148 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 1 len 143
        Attribute bytes: 136
        Continuation state: 4
        00 02 00 00                                      ....            
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 38  #176 [hci0] 6.478692
      Channel: 68 len 34 [PSM 1 mode Basic (0x00)] {chan 4}
      SDP: Service Search Attribute Request (0x06) tid 1 len 29
        Search pattern: [len 19]
          Sequence (6) with 17 bytes [8 extra bits] len 19
            UUID (3) with 16 bytes [0 extra bits] len 17
              00000000-deca-fade-deca-deafdecacafe
        Max record count: 192
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0001ffff
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #177 [hci0] 6.478842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #172: len 12 (19 Kb/s)
        Latency: 5 msec (2-15 msec ~5 msec)
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 28  #178 [hci0] 6.478874
      Channel: 92 len 24 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 2 len 19
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              L2CAP (0x0100)
        Max record count: 65535
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0000ffff
        Continuation state: 4
        00 02 00 00                                      ....            
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 14  #179 [hci0] 6.478947
      Channel: 96 len 10 [PSM 1 mode Basic (0x00)] {chan 4}
      SDP: Service Search Attribute Response (0x07) tid 1 len 5
        Attribute bytes: 2
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #180 [hci0] 6.480843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #174: len 18 (28 Kb/s)
        Latency: 5 msec (2-15 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 14  #181 [hci0] 6.483691
      L2CAP: Configure Response (0x05) ident 13 len 6
        Source CID: 69
        Flags: 0x0000
        Result: Success (0x0000)
> HCI Event: Number of Completed Packets (0x13) plen 5     #182 [hci0] 6.483842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #178: len 28 (56 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
        Channel: 92 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 4 msec (3-8 msec ~5 msec)
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 18  #183 [hci0] 6.484303
      Channel: 97 len 14 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Command: type 0x00 label 0 PID 0x110e
        AV/C: Status: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: GetCapabilities pt Single len 0x0001
            CapabilityID: 0x03 (EventsID)
> HCI Event: Number of Completed Packets (0x13) plen 5     #184 [hci0] 6.485843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #179: len 14 (18 Kb/s)
        Latency: 6 msec (2-15 msec ~6 msec)
        Channel: 96 [PSM 1 mode Basic (0x00)] {chan 4}
        Channel Latency: 6 msec (6-6 msec ~6 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #185 [hci0] 6.488833
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #183: len 18 (36 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
        Channel: 97 [PSM 23 mode Basic (0x00)] {chan 5}
        Channel Latency: 4 msec (4-4 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 18  #186 [hci0] 6.489688
      Channel: 69 len 14 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Command: type 0x00 label 1 PID 0x110e
        AV/C: Status: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: GetCapabilities pt Single len 0x0001
            CapabilityID: 0x03 (EventsID)
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 26  #187 [hci0] 6.489779
      Channel: 97 len 22 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Response: type 0x00 label 1 PID 0x110e
        AV/C: Stable: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: GetCapabilities pt Single len 0x0009
            CapabilityID: 0x03 (EventsID)
            CapabilityCount: 0x07
            EventsID: 0x01 (EVENT_PLAYBACK_STATUS_CHANGED)
            EventsID: 0x02 (EVENT_TRACK_CHANGED)
            EventsID: 0x03 (EVENT_TRACK_REACHED_END)
            EventsID: 0x04 (EVENT_TRACK_REACHED_START)
            EventsID: 0x08 (EVENT_PLAYER_APPLICATION_SETTING_CHANGED)
            EventsID: 0x0a (EVENT_AVAILABLE_PLAYERS_CHANGED)
            EventsID: 0x0b (EVENT_ADDRESSED_PLAYER_CHANGED)
> HCI Event: Number of Completed Packets (0x13) plen 5     #188 [hci0] 6.498838
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #187: len 26 (23 Kb/s)
        Latency: 9 msec (2-15 msec ~7 msec)
        Channel: 97 [PSM 23 mode Basic (0x00)] {chan 5}
        Channel Latency: 9 msec (4-9 msec ~6 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:.. flags 0x02 dlen 161  #189 [hci0] 6.500688
      Channel: 64 len 157 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 2 len 152
        Attribute bytes: 145
        Continuation state: 4
        00 04 00 00                                      ....            
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 12  #190 [hci0] 6.500690
      L2CAP: Disconnection Request (0x06) ident 58 len 4
        Destination CID: 68
        Source CID: 96
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #191 [hci0] 6.500712
      L2CAP: Disconnection Response (0x07) ident 58 len 4
        Destination CID: 68
        Source CID: 96
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 28  #192 [hci0] 6.500790
      Channel: 92 len 24 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 3 len 19
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              L2CAP (0x0100)
        Max record count: 65535
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0000ffff
        Continuation state: 4
        00 04 00 00                                      ....            
> HCI Event: Number of Completed Packets (0x13) plen 5     #193 [hci0] 6.504842
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #191: len 12 (24 Kb/s)
        Latency: 4 msec (2-15 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 20  #194 [hci0] 6.506690
      Channel: 69 len 16 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Response: type 0x00 label 0 PID 0x110e
        AV/C: Stable: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: GetCapabilities pt Single len 0x0003
            CapabilityID: 0x03 (EventsID)
            CapabilityCount: 0x01
            EventsID: 0x0d (EVENT_VOLUME_CHANGED)
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 22  #195 [hci0] 6.506783
      Channel: 97 len 18 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Command: type 0x00 label 1 PID 0x110e
        AV/C: Notify: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: RegisterNotification pt Single len 0x0005
            EventID: 0x0d (EVENT_VOLUME_CHANGED)
            Interval: 0x00000000 (0 seconds)
> HCI Event: Number of Completed Packets (0x13) plen 5     #196 [hci0] 6.506829
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #192: len 28 (37 Kb/s)
        Latency: 6 msec (2-15 msec ~5 msec)
        Channel: 92 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 6 msec (3-8 msec ~5 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 22  #197 [hci0] 6.508702
      Channel: 69 len 18 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Command: type 0x00 label 2 PID 0x110e
        AV/C: Notify: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: RegisterNotification pt Single len 0x0005
            EventID: 0x01 (EVENT_PLAYBACK_STATUS_CHANGED)
            Interval: 0x00000000 (0 seconds)
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 19  #198 [hci0] 6.508739
      Channel: 97 len 15 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Response: type 0x00 label 2 PID 0x110e
        AV/C: Interim: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: RegisterNotification pt Single len 0x0002
            EventID: 0x01 (EVENT_PLAYBACK_STATUS_CHANGED)
            PlayStatus: 0x00 (STOPPED)
> HCI Event: Number of Completed Packets (0x13) plen 5     #199 [hci0] 6.510843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #195: len 22 (44 Kb/s)
        Latency: 4 msec (2-15 msec ~4 msec)
        Channel: 97 [PSM 23 mode Basic (0x00)] {chan 5}
        Channel Latency: 4 msec (4-9 msec ~5 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #200 [hci0] 6.512843
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #198: len 19 (38 Kb/s)
        Latency: 4 msec (2-15 msec ~4 msec)
        Channel: 97 [PSM 23 mode Basic (0x00)] {chan 5}
        Channel Latency: 4 msec (4-9 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 99  #201 [hci0] 6.523693
      Channel: 64 len 95 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 3 len 90
        Attribute bytes: 87
        Continuation state: 0
        Combined attribute bytes: 368
          Attribute list: [len 62] {position 0}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010005
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                A/V Remote Control Target (0x110c)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0017
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  AVCTP (0x0017)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0104
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  A/V Remote Control (0x110e)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0106
            Attribute: Unknown (0x0311) [len 2]
              0x0002
          Attribute list: [len 65] {position 1}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010004
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                A/V Remote Control (0x110e)
              UUID (3) with 2 bytes [0 extra bits] len 3
                A/V Remote Control Controller (0x110f)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0017
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  AVCTP (0x0017)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0104
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  A/V Remote Control (0x110e)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0106
            Attribute: Unknown (0x0311) [len 2]
              0x0001
          Attribute list: [len 62] {position 2}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010003
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Audio Sink (0x110b)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0019
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  AVDTP (0x0019)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0103
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  Advanced Audio Distribution (0x110d)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0104
            Attribute: Unknown (0x0311) [len 2]
              0x0001
          Attribute list: [len 77] {position 3}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010002
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Handsfree (0x111e)
              UUID (3) with 2 bytes [0 extra bits] len 3
                Generic Audio (0x1203)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 3 bytes [8 extra bits] len 5
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
              Sequence (6) with 5 bytes [8 extra bits] len 7
                UUID (3) with 2 bytes [0 extra bits] len 3
                  RFCOMM (0x0003)
                Unsigned Integer (1) with 1 byte [0 extra bits] len 2
                  0x02
            Attribute: Browse Group List (0x0005) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Public Browse Root (0x1002)
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [8 extra bits] len 8
                UUID (3) with 2 bytes [0 extra bits] len 3
                  Handsfree (0x111e)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0107
            Attribute: Unknown (0x0100) [len 2]
              Handsfree [len 9]
            Attribute: Unknown (0x0311) [len 2]
              0x0035
          Attribute list: [len 84] {position 4}
            Attribute: Service Record Handle (0x0000) [len 2]
              0x00010001
            Attribute: Service Class ID List (0x0001) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Serial Port (0x1101)
            Attribute: Protocol Descriptor List (0x0004) [len 2]
              Sequence (6) with 3 bytes [16 extra bits] len 6
                UUID (3) with 2 bytes [0 extra bits] len 3
                  L2CAP (0x0100)
              Sequence (6) with 5 bytes [16 extra bits] len 8
                UUID (3) with 2 bytes [0 extra bits] len 3
                  RFCOMM (0x0003)
                Unsigned Integer (1) with 1 byte [0 extra bits] len 2
                  0x01
            Attribute: Browse Group List (0x0005) [len 2]
              UUID (3) with 2 bytes [0 extra bits] len 3
                Public Browse Root (0x1002)
            Attribute: Language Base Attribute ID List (0x0006) [len 2]
              Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                0x656e
              Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                0x006a
              Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                0x0100
            Attribute: Bluetooth Profile Descriptor List (0x0009) [len 2]
              Sequence (6) with 6 bytes [16 extra bits] len 9
                UUID (3) with 2 bytes [0 extra bits] len 3
                  Serial Port (0x1101)
                Unsigned Integer (1) with 2 bytes [0 extra bits] len 3
                  0x0102
            Attribute: Unknown (0x0100) [len 2]
              SPP [len 3]
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 24  #202 [hci0] 6.535153
      Channel: 92 len 20 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 4 len 15
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              PnP Information (0x1200)
        Max record count: 65535
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0000ffff
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #203 [hci0] 6.584900
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #202: len 24 (3 Kb/s)
        Latency: 49 msec (2-49 msec ~27 msec)
        Channel: 92 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 49 msec (3-49 msec ~27 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 19  #204 [hci0] 6.588684
      Channel: 69 len 15 [PSM 23 mode Basic (0x00)] {chan 5}
      AVCTP Control: Response: type 0x00 label 1 PID 0x110e
        AV/C: Interim: address 0x48 opcode 0x00
          Subunit: Panel
          Opcode: Vendor Dependent
          Company ID: 0x001958
          AVRCP: RegisterNotification pt Single len 0x0002
            EventID: 0x0d (EVENT_VOLUME_CHANGED)
            Volume: 15.75% (20/127)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 15  #205 [hci0] 6.591692
      Channel: 64 len 11 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 4 len 6
        Attribute bytes: 3
        Continuation state: 0
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:31.. flags 0x02 dlen 9  #206 [hci0] 8.016048
      Channel: 66 len 5 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Delay Report (0x0d) Command (0x00) type 0x00 label 2 nosp 0
        ACP SEID: 1
        Delay: 280.0ms
bluetoothd[1192]: < BR-ACL: Handle 9... flags 0x00 dlen 6  #207 [hci0] 8.016291
      Channel: 94 len 2 [PSM 25 mode Basic (0x00)] {chan 2}
      AVDTP: Delay Report (0x0d) Response Accept (0x02) type 0x00 label 2 nosp 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #208 [hci0] 8.083331
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #207: len 6 (0 Kb/s)
        Latency: 67 msec (2-67 msec ~47 msec)
        Channel: 94 [PSM 25 mode Basic (0x00)] {chan 2}
        Channel Latency: 67 msec (3-67 msec ~36 msec)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #209 [hci0] 8.404836
      L2CAP: Disconnection Request (0x06) ident 14 len 4
        Destination CID: 92
        Source CID: 64
> HCI Event: Number of Completed Packets (0x13) plen 5     #210 [hci0] 8.407917
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #209: len 12 (32 Kb/s)
        Latency: 3 msec (2-67 msec ~25 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 12  #211 [hci0] 8.417726
      L2CAP: Disconnection Response (0x07) ident 14 len 4
        Destination CID: 92
        Source CID: 64
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 12  #212 [hci0] 9.616189
      L2CAP: Connection Request (0x02) ident 59 len 4
        PSM: 1 (0x0001)
        Source CID: 98
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 16  #213 [hci0] 9.616314
      L2CAP: Connection Response (0x03) ident 59 len 8
        Destination CID: 64
        Source CID: 98
        Result: Connection successful (0x0000)
        Status: No further information available (0x0000)
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #214 [hci0] 9.616348
      L2CAP: Configure Request (0x04) ident 15 len 4
        Destination CID: 98
        Flags: 0x0000
> HCI Event: Number of Completed Packets (0x13) plen 5     #215 [hci0] 9.619353
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #213: len 16 (42 Kb/s)
        Latency: 3 msec (2-67 msec ~14 msec)
> HCI Event: Number of Completed Packets (0x13) plen 5     #216 [hci0] 9.620911
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #214: len 12 (24 Kb/s)
        Latency: 4 msec (2-67 msec ~9 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 16  #217 [hci0] 9.622727
      L2CAP: Configure Request (0x04) ident 60 len 8
        Destination CID: 64
        Flags: 0x0000
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 18  #218 [hci0] 9.622779
      L2CAP: Configure Response (0x05) ident 60 len 10
        Source CID: 98
        Flags: 0x0000
        Result: Success (0x0000)
        Option: Maximum Transmission Unit (0x01) [mandatory]
          MTU: 192
> HCI Event: Number of Completed Packets (0x13) plen 5     #219 [hci0] 9.628199
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #218: len 18 (28 Kb/s)
        Latency: 5 msec (2-67 msec ~7 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 14  #220 [hci0] 9.628231
      L2CAP: Configure Response (0x05) ident 15 len 6
        Source CID: 64
        Flags: 0x0000
        Result: Success (0x0000)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 38  #221 [hci0] 9.637735
      Channel: 64 len 34 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 1 len 29
        Search pattern: [len 19]
          Sequence (6) with 17 bytes [8 extra bits] len 19
            UUID (3) with 16 bytes [0 extra bits] len 17
              00000000-deca-fade-deca-deafdecacafe
        Max record count: 192
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0001ffff
        Continuation state: 0
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 14  #222 [hci0] 9.637999
      Channel: 98 len 10 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 1 len 5
        Attribute bytes: 2
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #223 [hci0] 9.642940
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #222: len 14 (28 Kb/s)
        Latency: 4 msec (2-67 msec ~6 msec)
        Channel: 98 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 4 msec (4-4 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 24  #224 [hci0] 9.652727
      Channel: 64 len 20 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Request (0x06) tid 2 len 15
        Search pattern: [len 5]
          Sequence (6) with 3 bytes [8 extra bits] len 5
            UUID (3) with 2 bytes [0 extra bits] len 3
              Serial Port (0x1101)
        Max record count: 192
        Attribute list: [len 7]
          Sequence (6) with 5 bytes [8 extra bits] len 7
            Unsigned Integer (1) with 4 bytes [0 extra bits] len 5
              0x0001ffff
        Continuation state: 0
bluetoothd[1192]: < BR-ACL: Handle 9.. flags 0x00 dlen 14  #225 [hci0] 9.653006
      Channel: 98 len 10 [PSM 1 mode Basic (0x00)] {chan 0}
      SDP: Service Search Attribute Response (0x07) tid 2 len 5
        Attribute bytes: 2
        Continuation state: 0
> HCI Event: Number of Completed Packets (0x13) plen 5     #226 [hci0] 9.656939
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #225: len 14 (37 Kb/s)
        Latency: 3 msec (2-67 msec ~5 msec)
        Channel: 98 [PSM 1 mode Basic (0x00)] {chan 0}
        Channel Latency: 3 msec (3-4 msec ~4 msec)
> BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x02 dlen 12  #227 [hci0] 9.666798
      L2CAP: Disconnection Request (0x06) ident 61 len 4
        Destination CID: 64
        Source CID: 98
< BR-ACL: Handle 9 [B0:F0:0C:8D:B1:3.. flags 0x00 dlen 12  #228 [hci0] 9.666818
      L2CAP: Disconnection Response (0x07) ident 61 len 4
        Destination CID: 64
        Source CID: 98
> HCI Event: Number of Completed Packets (0x13) plen 5     #229 [hci0] 9.669937
        Num handles: 1
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Count: 1
        #228: len 12 (32 Kb/s)
        Latency: 3 msec (2-67 msec ~4 msec)
> HCI Event: Mode Change (0x14) plen 6                    #230 [hci0] 14.681039
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Mode: Sniff (0x02)
        Interval: 500.000 msec (0x0320)
> HCI Event: Mode Change (0x14) plen 6                    #231 [hci0] 36.641802
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Mode: Active (0x00)
        Interval: 0.000 msec (0x0000)
> HCI Event: Disconnect Complete (0x05) plen 4            #232 [hci0] 36.677417
        Status: Success (0x00)
        Handle: 9 (BR-ACL) Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Reason: LMP Response Timeout / LL Response Timeout (0x22)
@ MGMT Event: Device Disconnected (0x000c) plen 8     {0x0001} [hci0] 36.677494
        BR/EDR Address: B0:F0:0C:8D:B1:31 (Dongguan Wecxw CO.,Ltd.)
        Reason: Unspecified (0x00)
bluetoothd[1192]: = src/profile.c:ext_io_disconnected() Unable to..   36.678057
