bluetooth headphone Specification: 1)good quality and competitive price 2)wireless 3)OEM 1.Bluetooth specification: V2.1+EDR 2.Bluetooth profiles: HSP, HFP, A2DP and AVRCP 3.Operating distance: 10 meters Class II 4.Rechargeable 150 mAH Li-polymer battery 5.Talk time: Up to 11 hours 6.Music playing time: Up to 10 hours 7.Standby time: Up to 250 hours 8.Charging time: About 2 hours 9.Charge input voltage: DC 5V |