Microsoft Surface Hub 2 SmCamera - Manual (Page 117)

Wired port connections on 84" Surface Hub
When a Surface Hub is connected to a guest computer with the wired connect USB port,
several USB devices are discovered and configured. These peripheral devices are created
for Touchback and Inkback. The peripheral devices can be viewed in Device Manager.
Device Manager shows duplicate names for some devices.
HID-compliant consumer control device
HID-compliant pen
HID-compliant pen (duplicate item)
HID-compliant pen (duplicate item)
HID-compliant touch screen
USB Input Device
USB Input Device (duplicate item)
Standard PS/2 keyboard
HID-compliant mouse
Generic USB hub
USB composite device
Port enumeration
Human interface devices
Keyboards
Mice and other pointing devices
Universal serial bus controllers
Guest Mode connectivity