... .for mobile phone,PC 2.TF MP3,FM 3.with micphone 4.Built in li-battery YPWH-C051 wireless headphones with ... TF MP3,HIFI,Micphone,FM SPECIFICATION •Headphone Dynamic Wired Headphone Type•Wearing a headset ... business line. YPWH-C051 wireless headphones with TF MP3,HIFI,Micphone,FM