Features :<br />- 40mm NdFeb unit produces strong bass and a full audio experience.<br />- CSR Bluetooth v4.2 technology・ supporting APTX and A2DP profile.<br />- 8 hours long time music play・ 16 hours talk time・ standby lasting 200 hours.<br />- Functions keys on ear-shell able to switch track・ adjust volume and answer call etc.<br />- Soft leather earmuffs for comfort use.<br />- Durable PVC material & Stylish graffiti decorative cover<br />- Equipped with 3.5mm audio cable and data charging cable.<br /> <br />Specifications :<br />- Bluetooth version: Bluetooth V4.2<br />- Bluetooth profile: HFP・ HSP・ A2DP・ AVRCP<br />- Effective range: approximately 10m<br />- Charging input: DC 5.0V 350mA<br />- Frequency response: 20Hz-20KHz<br />- Driver unit: 40mm<br />- Impedance: 24ohm<br />- Sensitivity: 115db<br /><br />Package:<br />1*Bluetooth headhone