2.4G wireless headset for PC,TV,MP3,MP4 and other audio equipments, realized ... This product is a wireless stereo headphone,adopting 2.4G RF technologyHeadphone remote control Volume+/Volume,On/Off,Play/Pause,Previous ... Li-ion batteryApplied ergonomics design wearing beautiful,comfortable and convenient RF frequency: 2.4GHZ ISM Band Support system: windows 2000/XP ...