1. Bluetooth: 5.1+EDR
2. Battery type: lithium polymer battery
3. Headphone battery capacity: 30mAh
4. Charging box battery capacity: 200mAh
5. Charging method: charging by the USB socket of the charging box compartment, charging by the magnetic suction of the earphone
6. Headphone charging time: about 40 minutes
7. Charging time of charging box: about 1.5 hours
8. Earphone battery life: about 2 hours
9. The number of times the charging box can be charged: about 3 times
10. Appearance material: ABS
11. Ergonomic design, comfortable to wear
12. Bluetooth 5.1 chip, more stable transmission
13. One-key control, easy to use