1. Battery voltage: 3.7V
2. Listening time: 4-5 hours
3. Charging time: about 1 hour
4. Headphone speaker power: rated 3mw
5. Headphone speaker size: 13mm in diameter
6. Earphone speaker frequency response range: 20-20000HZ
7. Adopt Jerry 6963 solution, Bluetooth version: 5.0
8. Earphone battery 40 mAh, rechargeable battery 500 mAh with protective plate
9. The earphones can be used alone
10. Touch operation, easy to use
11. Ergonomic design, comfortable to wear
12. The power of the headset can be displayed directly on the screen of the mobile phone, which is clear and intuitive
13. IP54 level waterproof and dustproof design
14. Compatible with most Bluetooth devices