The VGA 4x1 Switcher allows up to four (4) VGA (RGBHV) sources to be switched to one (1) display via Cat5e/6 cable for more cost-efficient cabling. The switcher works in conjunction with the Active VGA Balun II (500140) and Active Balun II Transmitter (500141). At least one (1) 500140 is required to support on (1) source and one (1) display. Up to three (3) additional 500141 may be added to support up to three (3) additional sources. Applications include: Digital signage, boardroom systems, multi-room systems, classroom training, retail systems, electronic billboards, electronic signs, video, kiosks, point-of-sale displays, in-store video.