Bluetooth Headset BS02

1， Bluetooth chip ：AB
2， Bluetooth version ：5.0
3， Profile support ：HFP/A2DP/AVRCP
4， Effective Distance ：10-15m
5， Driver ：φ10mm
6， Earphone Battery capacity: 40mAH
7， Music time：5hrs about
8， Talk time: 4hrs about
9， Standby time:50hrs about
10, Charging interface ： Micro_USB
11, Power input ： DC 5V/500mAh
11, Frequency response ：20Hz-18Khz ±3 db
12, Charging time: 1.5 hrs about
13, weight ：27.5g
14, Product size : 290*65*215mm