Vizor Electronics P. Ltd manufactures Eight-Channel Quad Multiplexer with Zoom Function. Vizor Electronics P. Ltd offers CCTV cameras, digital video recorder, video door phones, speed dome cameras, and home security system in wide ranges. Eight-Channel Quad Multiplexer with Zoom Function offers playback in quad or full screen image option. Eight-Channel Quad Multiplexer with Zoom Function is available with various display modes.