【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. | 【Connection】 This HDMI video wall Output Support RGB 4:4:4,Both the HDMI input and output support up to 1920*1080P@60Hz display,With an individual 3.5mm audio output | 【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. | 【1 Year Warranty】We Offer 12 Months Warranty From The Oder Date (Problems with the product itself), Free Tech-Support.Free installing instruction