Feature 1 DISTRIBUTION: Video wall controller divides a complete HD multimedia interface HD image signal into 4 pieces and distributes them to 4 video display units (e.g. rear projection units, LCD TVs, etc.). 2 COMPOSITION: TV wall controller can be completed with 4 HD multimedia interface HD video display units to form a large dynamic image screen. 3 INPUT: 4 channel video wall controller supports 1 channel HD multimedia interface input, supports HD multimedia interface 2.0 input, supports 4K and 60HZ and below. 4 OUTPUT: Video wall processor supports 4 way HD multimedia interface output, supports 1920x1080P and 60HZ. 5 ROTATABLE: 2x2 video wall controller with RS232 control function, slit adjustment, support 180 degree screen rotation. 6 EASY TO OPERATE: TV wall processor supports multiple splicing, easy to operate, plug and play.Item Type: Video Wall ControllerMaterial: IronInput Port: HD Multimedia InterfaceOutput Port: 4 x HD Multimedia InterfaceInput Resolution: 4K and 60HzOutput Resolution: 1920x1080P and 60HZRemote Control Battery: 2 x AAA Batteries (not Included)Voltage: 110240V Package List1 x Video Wall Controller 1 x Adapter1 x Remote Control1 x Instruction Manual