4x4 4:4 HDMI HDTV MATRIX CROSSPOINT ROUTING SWITCHER SELECTOR 3D EDID MANAGER 3D Capable Support (4) HDMI digital devices matrix switched to (4) HDMI displays Easy to read front panel LCD display Full HD resolution: 480i / 480p / 720p / 1080i / 1080p Various User Interface Control, firmware update thru RS-232 port