1. Bluetooth Version: 5.0
2. Communication distance: 10 meters
3. Headphone charging time: about 1.5 hours
4. Charging time of charging box: about 2 hours
5. Standby time: about 120 hours
6. Bilateral continuous listening: about 3.5 hours
7. Battery types: polymer lithium batteries
8. Single headphone battery capacity: 43 mAh
9. Charging box capacity: 310 mAh
10. IPX5 waterproof function
11. Small size, easy to carry
12. Accord with ergonomic design and wear comfortably