Microsoft Surface Hub 2 SmCamera - Manual (Page 448)

Key Component Description Key
parameters
8 Mini DP-
out Mini DP 1.2 output
Use for video-out scenarios such as mirroring the Surface
Hub 2S display to a larger projector.
NOTE: This supports a maximum resolution of 3840 x 2160 (4K
UHD) @60Hz.
Mini DP
9 Source Use to toggle among connected ingest sources — external
PC, HDMI, and Mini DP modes. n/a
10 Volume Use +/- to adjust audio locally on the device.
NOTE: When navigating to the brightness control, use +/- on
the volume slider to control display brightness.
n/a
11 Power Power device on/off.
Use also to navigate display menus and select items. n/a