4 in 1 MP3 Wireless Headphone 1,wireless headset 2,wired headset 3,Built- ... ,Microphone for net chat 4 in 1 MP3 wireless headphonewhich works freely with PC,MP3,TV,MD,DVD etc;High Sensitivity, interference ... -channel TV sound, PC, Game Player, DVD Player, VCD Player, MP3. MP4, MD and CD Player.Full-channel TV sound: what ... 4Wireless Net ChatIt's a perfect audio-chat tool. Provides infinite enjoyment.