1. Bluetooth version: 5.0
2. Material: ABS
3. Charging compartment battery capacity: 320mAh, headset battery capacity: 24mAh
4. Charging time: 1 hour
5. Standby time: 80 hours
6. Talk time: 3.5 hours
7. Music time: 3 hours
8. Bluetooth distance: 15 meters
9. With pop-up window function, open the cover reverse magnetic force
10. With master-slave switching, support wireless charging function
11. Ergonomic design, comfortable to wear
12. In-ear induction detection
13. Single and double ear calls