4x4 HDMI 2.0 Matrix with Audio Matrix/ Downscaling/ AOC Supported
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8.4 CEC Tab
If the input source devices, output display devices support CEC, they can be controlled
via the following CEC interface.
1) Input Source Device Control
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Select one input source device to be controlled, and then press function buttons.
Note:
It can not control two or more input source devices simultaneously.