MP3 headphone 1.material:ABS. 2.good quality and lower price. 3.CEand RoHS compliant.

 Driver Unit: Φ30mmImpedance :32ohmsSensitivity:104±2dB S.P.L.at1KHzFrequency Response:20Hz-20,000HzMax. Input Power:50mWCord Length:1250±5

Plug Type:3.5mm Srereo

Non-slip,Adjustable around-the-ear design for a perfect fitUltra lightweight comfortable designHigh lightweight comfortable designHigh sensitivity,Omini-directional for cellular and cordless phonesSliver-plated 2.5mm plug fits most cellular and cordless phones

  

TB-M215 sigle headphone