2x2 Video Wall Controller, 180-Degree Rotate Edge Mask，4 HD LED TV Splicing Display,1x2 2x1 1x3 3x1 1x4 4x1 Video Processor 1X1 HDMI Splitter, 2X2UD22004

【Video Wall Controller 2X2 】RIJER 2X2 video wall controller,make a HDMI or DVI to 4 LCD TV or other display devices such as projectors, DLP, plasma and other display unit and shows a Large Screen, allows you to Enjoy high definition visuals.
【Max 4kx2k UHD Resolution】This 2x2 HDMI video image processor Support HDMI and DVI input;HDMI 1.4 input support upto 3840x2160/30HZ(Backward compatibility),HDMI output can support resolution can up to 1920x1080P@60Hz,when 2X2 mode, The whole out resolution can reach 3840x2160/60HZ, When splitter mode 1x1, each screen resolution keep the original resolution(max 3840x2160/30HZ)
【Support 10 Modes Display】RIJER 2x2 HDMI video wall support 4TVS or less TVS mode such as 2x2, 1x1, 1x2, 1x3, 1x4, 4x1, 3x1, 2x1,When portrait mode 1x2 1x3 1x4 (select computer host as input, and rotate the original input from the desktop to 90 degree, this device itselft not support 90 degree rotation)If you want the 90 rotation one check this asin B0B55XKY8K
【180 degree Rotation& Edge masking】Support each screen 180 degree Rotation, when 2x2 mode,Invert the up TVS and use the rotation function which can adjust the screens in an orientation with the thinnest edges, reduce the thick middle border.Edge masking reduce the gap bettew each screen.
【2 Ways Remote control】This LED TV Wall Controller support RS232 and IR remote control, each function has very clear button, plug and play, no need software.

Hello,