Features: 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. Package included: 1 x Video&nbspWall&nbspController&nbsp&nbsp 1 x Adapter 1 x Remote Control 1 x Instruction Manual