4x4 4:4 HDMI HDTV MATRIX CROSSPOINT ROUTING SWITCHER SELECTOR 3D EDID MANAGER 3D Capable Support 4x HDMI digital devices matrix switched to 4x 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