OVERVIEW This 1080P 2X2 video wall controller,support HDMI or DVI input and 4 HDMI output, the main function is to divide a complete HDMI, DVI HD image signal into 4 blocks and assign to 4 video display units (such as rear projection unit, LCD TV, etc.). Complete with 4 HDMI HD video display units to form a large dynamic image wall. FEATURE – Support HDMI and DVI input; – Support 4 HDMI output; – Output support RGB 4:4:4; – Support input resolution 1080P/1080i/720P/576P/576i/480P; – Support output resolution 1080P/1080i/720P/576P/576/480P; – Support RS232 control; – Support 2X2/1 X2/2X1 splicing, easy operation, plug and play; – Support 2X2 automatic splicing function;