Ubiqconn T70C User Manual page 52

You can click Duplicate

both on the T70C screen and external display device. The
resolution on these two display modes are same, it is not
available to adjust the resolution on the external display mode.
You can click Extend

contents on the T70C screen and external display device. You
only can adjust the resolution on the external display device.
You can click Projector only

projector only.

52
to display the same contents
to display the different
to display on external