This 4X4 Video Wall Controller supports HDMI input and is widely used in teaching, restaurants, and other places. It divides a single complete HDMI HD image signal into 16 parts and distributes it to 16 display units, composing a dynamic image wall. The operation is plug and play. Features include support for HDMI video source input, 16-ways HDMI output, multiple splicing modes, and IR control. Specifications include HDMI input resolution of up to 3840x2160/30Hz and HDMI output resolution of up to 1920x1080/60Hz. The package includes the 4K 4×4 Art Video Wall Controller, remote control, 12V DC power adaptor, and user manual.