customers' own brand
200mAh
EEB9038B
about 25 hours
type-c
EEB9038B Factory OEM Long Playing Time Sports Bluetooth Neckband BT Earphone
Speaker:10MM
Impedance:16Ω±15%
Frequency response :20Hz-20 KHZ
Bluetooth version:BK V5.2
Bluetooth Distance:10m
Charging time:2H
Standby time: 50 days
Battery capacity :200mah,3.7v
Charging Interface: Type-c
35 days