wholesale cheap Bluetooth 4.0 Earphone G11 Headset

1).Bluetooth Version:V4.0+EDR Class II
2).Bluetooth Supported: Headset , Handfree A2DP and AVRCP Profile
3).Compatibility:mostofbluetooth mobile phone 
4).Talking time:up to 6 hours
5).Music playing time: up to 4 hours
6).Standby time:up 120 hours
7).Charging time:within 3 hours