Bluetooth version :V4.1+EDR
Support profiles: HFP,HSP,AVRCP, A2DP
Through-put power:class2 (10meters)
speaker unit:φ11mm 3mW *2
Battery type:85mAH rechargeable lithium-ion polymer battery
Charging voltage：USB 5V
Charging time：Less than 2 hours
Call / music time：5-6 hours
Standby time：6 days
1)phone calls, hang up the telephone replay
2)music play / pause support up and down
4) voice prompt
5)At the same time,It could connection between 2 mobile phones.
6)IOS power display
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