The VS481 4-port HDMI audio/video switch, is a multi-input, single output unit designed to conveniently connect, four HDMI source units such as, DVD player, Set top box, Satellite receiver, etc. then direct that input to a single HDMI monitor. Device selection can be accomplished by manually pressing a button on the front panel, or from across the room with the included remote unit. The VS481 supports all the common HDTV resolutions and video standards. For your convenience the VS481 has a single input port mounted on the front panel for connecting mobile or temporary devices, such as digital cameras, while your permanent device connections are out of sight on the rear of the unit.