$ sudo lsusb | grep -i ocusr
Bus 007 Device 024: ID 1235:8210 Focusrite-Novation Scarlett 2i2 Camera
$ grep -l 1235  /sys/bus/usb/devices/*/idVendor
/sys/bus/usb/devices/7-2.1/idVendor
$ cat  /sys/bus/usb/devices/7-2.1/speed
480