UiiSii B1 IPX5 Waterproof Bluetooth Earphones
- Brand: UiiSii
- Model: B1
- Bluetooth solution: BK3266
- Bluetooth version: 5.0
- Drivers : 10mm driver
- Battery Capacity: 3.7V/73mAh
- Charging time: 1.5 hours
- Music/Play/Talking time: ?5hours
- Standby time ?160h
- Transmission range ?10m
