Sharper Image TV Everywhere Wireless Audio and Video Transmission System (Factory-Reconditioned) Just plug the 2.4GHz wireless tuner/transmitter into your cable-TV line, VCR or DVD player, then connect the 2.4 GHz wireless receiver to any other TV or monitor Transmitter sends audio and video signals to the receiver up to 100 feet away unobstructed (approximately 60 feet through walls and floors) Switch between your VCR/DVD or cable/broadcast TV at the push of a button Change channels on the tuner/transmitter using buttons on the receiver or the included wireless remote