/:  Bus 001.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/8p, 480M
    |__ Port 004: Dev 002, If 0, Class=Wireless, Driver=btusb, 12M
    |__ Port 004: Dev 002, If 1, Class=Wireless, Driver=btusb, 12M
    |__ Port 006: Dev 003, If 0, Class=Video, Driver=uvcvideo, 480M
    |__ Port 006: Dev 003, If 1, Class=Video, Driver=uvcvideo, 480M
/:  Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/7p, 5000M
