1. Battery capacity: 330MA
2. Charging time: 1H
3. Continuous use: about 5 hours
4. Output power: 1.3W
5. Charging port: TYPE-C
6. Speaker: 80/2W
7. TYPE-C charging port, fully charged and standby for 4-6 hours.
8. Simple, convenient and practical.
9. Small size, easy to carry.
10. Use with the mask, real-time speaker, amplify the sound, and the sound quality is clear.