Wireless VGA Extender SR (Discontinued by Manufacturer) The Wireless VGA Extender SR allows a VGA display or projector to be conveniently located up to 30 feet away from the source. Extend VGA with L/R audio up to 30 feet at 1280x1024 resolution wirelessly. The Wireless VGA Extender SR features signal transmission through walls at resolutions of up to 1280x1024, using industry-proven 2.4GHz 802.11b/g/n Wireless network technology. The Extender can be operated on any one of 4 channels to minimize interference.