... :7mm 6U thin vbration membrane 3.Powerful bass sound effect 4.OEM/ODM service Description: 1.Mini In-ear Earphone for ... .All materials are confirmed to the standard of ROHS,CE 4.Ideal for ipod,iphone 3gs 5. OEM/ODM servicesTechnical Data ... .5mCable Material: PVC,PU,TPE can be optionalJack:3.5mm 4 section interfaceApplication:ipod,iphone 3gs,mp3,mp4 etcPacking: As per customer ...