Wireless Stereo Headphones

5. 1 digital surround sound Hi-def 2. 4GHz wireless transmits true audio sound through walls, floors and ceilings up to 100 foot from transmitter Digital sequence spread spectrum wireless technology Decodes Dolby AC3, Pro Logic II, DTS and AAC Uncompressed audio for CD quality music and extra voice clarity Proprietary design: 3 high performance speaker drivers in each earcup Lightweight, padded, self-adjusting, comfortable headband Protective sound pressure level control Frequency response: 20Hz-30KHz Multiple input sources analog, fiber optic and SPDIF Li-Polymer battery for extended life up to 8 hours Includes power adapter upc code: 044476047206.