5 in 1 wireless headphone: 1,wireless/wired headphone 2,FM radio 3,wireless monitoring 4,microphone for net chat 5 in 1 wireless headphonewhich works freely with PC,MP3,TV,MD,DVD etc;High Sensitivity, interference resistance, strong signal, outstanding performance, effective range over 8m, and reception beyond obstacle of wall. Bass speaker for great enjoyment Hi-Fi for beautiful sound 1 FM ...