... used as FM radio separately, search and lock channels aotomatically3. Wired headphone: Equipped with audio cable, the receiver can be used ... as a wired headphone4. Wired net chat: there will be audio cable with Mic ... , Housing, Battery, Charger, Earphone, Bluetooth handset, protector case, Memory card, USB cable, speaker, MP3, Unlock and so on.If you are ...