Specification:
 Bluetooth Version : 3.0R
 Operating Frequency : 2.402 GHz ~ 2.480 GHz SIM
 Output power : Class 2 , up to 10 meters.
 Support Secification : HSP . HEP , A2DP , AVRCP
 Support multi - device pairing : Memory 8 Bluetooth pairing record
 Standby time : up to 1600 hours / 66 days
 Talk time : 15-16 hours
 Charging time : about 3 hours
 Rechargeable Cigarette : DC 5.0V , 500MA
 Battery : Built - in 1000 mAh polymer battery