... . 2.You can access TV,computer,VCD, DVD,etc-player HI-FI Speaker mp3 mp4 dvd TV PC CD Wireless HeadphoneModel number ... ,VCD,MP3/MP4 and CD player2,FM radio:The headset can be used as FM radio separately, search and lock channels automatically3 ... be audio cable with mic, insert it to the headphone and computer, then you can chat.(Optional) Specification: 1.System:VHF/RF ...