Brand New 5 in1 Wireless Headphone Earphone For MP3 MP4 PC TV CD Features High sensitivity, interference resistance, strong signal, outstanding performance, effective range over 8m, and reception betound obstacle of wall. Can be used on with your with iPod,TV,PC,DVD,CD,VCD,MP3 and other electronic products with audio output plugs. Wireless Net Chat. It's a perfect audio-chat tool, provides infinite enjoyment. Wireless Monitoring. FM Radio. Can be used as FM radio separtely, search and lock channels automatically. Wired Headphone. Equipped with audio cable, the receiver can be used as a wired headphone. Brand New (Never used)