This 2x2 4K Multi Inputs Video Wall Controller is the most reliable yet affordable wall processor on the market today! This controller has one 4K HDMI 2.0 input, one 4K HDMI MHL 1.4 input and one 4K DP 1.2 input, with 4 HDMI outputs. It will take 1 video source (Apple TV, Bluray, Cable Boxes, Directv, PC, etc) to split the screen into 4 different sections to connect to 4 different displays (TVs, Projectors, LCD / LED Panels, etc). 100% plug & play. No extra software or internet connection required! It is also fully customizable for 1x2, 1x3, 1x4 or 2x2 video walls! Bezel compensation adjustments to support the thickness of your TV bezel widths. This unit is perfect for Bars, Night Clubs, Casinos, Hotels, or your own personal theater room.