... headphone, foldable headphone, rechargeable li-ion battery Name4 in 1 Cool MP3 headphone, foldable headphone, rechargeable li-ion batteryStylePortable stereo ... computer,iphone,pc,notebook..Place of originChinaPayment terms30% deposit by T/T,70% paid by the copy of B/L,paypal ,D ... always our pursuit,welocme to enquiry us 4 in 1 Cool MP3 Foldable Wired Headphone with FM and Rechargeable Li-ion Battery