These are the wireless TV headphones that receive a clear audio signal from 98' away— allowing one to enjoy their programs without disturbing others. Its 2.4 GHz digital transmitter connects to a television with a 3.5mm to RCA cable and broadcasts the audio wirelessly to the headphones using a 31-channel frequency hopping system that reduces interference and static. With a built-in volume control and luxuriously padded ear pads that provide plush comfort. Also compatible with devices that have 3.5mm audio out sockets such as Hi-Fi systems, iPods, and smartphones. The headphones are powered by two AAA batteries. Transmitter plugs into AC. 93/4" L x 81/4" W x 33/4" H. (6 oz.)