Hall Research UHBX-SW3-WP - Manual (Page 4)

Hall Research 714.641.6607 Page 4
Since there are thousands of display manufacturers and models, it is the
user’s responsibly to determine, for their specific display, what suitable
method is available that can be used to control Power On/Off functions.
For best results we suggest using a display or a projector with an RS232
port for control. Again, it is the user's responsibility to obtain such
commands for their specific projector or display. The GUI software gives
the user the ability to choose the method and enter the appropriate codes
and baud rates easily.
Supports MHL with charging feature