1.wireless bluetooth mp3 headphone 3. Super sound quality, hifi system 4. Suits for all audio 5.CE.FCC.ROHS.6P Wireless bluetooth mp3 headphone integrated with mobile phone/PDA/PMP/MP3Description:-USB wireless transmitter,universal compatible to PC Windows 2000/XP/Vista/7.0-Easy installation, plug and play, pairing automatically-High-quality, uncompressed stereo audio, excellent for PC games, ...