Earphone
1. Bluetooth version: V4.2
2. Headphone battery: 50mAh
3. Charging voltage: 5V
4. Charging current: 65mA
5. Charging time: about 1.5 hours
6. Duration of use: about 3 hours (medium volume)
7. Standby time: about 60 hours
Charging Compartment
1. Battery capacity: 300mA
2. Charging voltage: 5V
3. Charging current: 200mA
4. Charging time: about 2 hours
5. Output current: 65mA
6. Charge times for earphone: about 3 times