BL-15 70mAh 6H Wireless Business Earphone

Bluetooth solution : BK

Bluetooth version: 4.1

Battery capacity: 70mAh, 3.7V

Working time: 6 hours

charging time: 1 hours 

Standby time: 70 hours

working distance: ≦10 metres

Function:calling,listen to music,voice function,phone redial,volume addition and subtraction