1. Bluetooth version: 5.0
2. 220 mA power, 120 hours long standby
3. Standby time: 1200 hours
4. Binaural talk: 4 hours
5. Single ear charging: 10 times
6. Small size, easy to carry
7. Ergonomic design, comfortable to wear
8. Anti-fingerprint, anti-scratch, waterproof and sweat