BL-04 180mAh 10H Single side Wireless Earpiece

CSR bluetooth version: 5.0 chip: JL

Battery: 180 mah, 3.7 V

Function: calls, listening to music, CVC noise reduction, one drag two

Time: 10 hours

Standby time: 360 hours

Charging time: 4 hours

The working distance: 0 ~ 10 m