1. Fingerprint touch, convenient operation
2. HIFI/pop/subwoofer, three kinds of sound effects can be switched freely
3. The high-sensitivity silicon microphone has clear calls
4. Bluetooth V5.1, 180 days long standby
5. With charging box, long battery life
6. Ergonomic design, comfortable to wear
7. Battery capacity: 150mah
8. Playing time: 4 hours
9. Standby time: 180 days
10. Charging time: 40 minutes
11. Charging interface: Type-C