This 4K UHD+ 4x4 HDMI Matrix provides the ability to connect up to (4) 4K UHD+ HDMI sources to up to (4) 4K UHD+ HDMI displays and freely switch between them. The unit’s OSD has the ability to display up to 2 lines of user customized text, on top of the video displayed over each output, in the color of your choice.