Incredible Sound: Enjoy amazing crystal-clear sound. Efficient low-power chip design and digital signal deliver great sound with deep bass. SPDIF optical connection, digital music can be accompanied by better audio quality. Up to 160ft/50m. Extended reception range allows the headset to be used when not in sight of the transmitter. Decoding restores the true original sounds. MODERN AND CONVENIENT DESIGN: Soft-touch padded headphones and features a transmitter that doubles as a charging station.Rechargeable Batteries: The included rechargeable Li-ion batteries last approximately 18 hours on a full charge and recharge automatically when you place the headset in the base station. No Delay: Featuring 2.4 GHz wireless technology, our headphones allow you to watch your sports competition or your favorite television or play your game. It is compatible with any device with a Optical, 3.5mm AUX or RCA audio output port. Headphones with 2.4G Digital RF Transmitter, Hi-Fi On-Ear Wireless Headset with RCA/3.5mm/Optical Port, for Watching Computer TV at Home