[nix-shell:~]$ lsusb --tree -v /: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=xhci-hcd/1p, 480M ID 1d6b:0002 Linux Foundation 2.0 root hub |__ Port 001: Dev 003, If 0, Class=Audio, Driver=snd-usb-audio, 12M ID 3318:0424 |__ Port 001: Dev 003, If 1, Class=Audio, Driver=snd-usb-audio, 12M ID 3318:0424 |__ Port 001: Dev 003, If 2, Class=Audio, Driver=snd-usb-audio, 12M ID 3318:0424 |__ Port 001: Dev 003, If 3, Class=Human Interface Device, Driver=usbhid, 12M ID 3318:0424 |__ Port 001: Dev 003, If 4, Class=Human Interface Device, Driver=usbhid, 12M ID 3318:0424 |__ Port 001: Dev 003, If 5, Class=Human Interface Device, Driver=usbhid, 12M ID 3318:0424 |__ Port 001: Dev 003, If 6, Class=Human Interface Device, Driver=usbhid, 12M ID 3318:0424 /: Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci-hcd/1p, 5000M ID 1d6b:0003 Linux Foundation 3.0 root hub