HDMI Video Wall Controller 2x2 4K, supports 11 splicing modes , RS232 control, 180° rotation, audio extraction, combines 4 TVs into a single seamless video wall

This Zecamin 2x2 4K video wall controller allows you to combine four TV screens into one large, dynamic display from a single source. It supports HDMI or DVI input up to 4K at 30Hz and provides four HDMI outputs, each supporting 1080p resolution. With 11 versatile splicing modes, including 2x2, 1x2, 1x3, 1x4, 2x1, 3x1, and 4x1, you can easily customize your video wall layout. The controller features a 180-degree screen rotation function for optimal viewing in 2x2 mode and an edge mask function to ensure seamless multi-screen alignment. It also includes 3.5mm stereo and SPDIF ports for audio extraction. This plug-and-play device is simple to operate with an IR remote, buttons, or RS232 control, and it conveniently remembers your last settings, all within a durable metal design.