... 2.4G wireless headset for PC,TV,MP3,MP4 and other audio equipments, realized wireless networking talk This product is a wireless stereo headphone,adopting 2.4G ... realized SKYPE,MSN,QQ wireless network long-distance callUsing high quality microphone,speaker and reasonable design of ... RF frequency: 2.4GHZ ISM Band Support system: windows 2000/XP/Vista/Win7 Speaker input power:2*10mwReceive distance: ...