1. Bluetooth version: V5.0+EDR
2. Bluetooth transmission distance: 15 meters
3. Speaker: 13.2
4. Headphone battery capacity: 32mAh
5. Working output: 5V/1A
6. Standby time: 120 hours
7. Talk time: 3.5 hours
8. Charging time: 1 hour
9. Music time: 4 hours
10. The shape is small and easy to put in the pocket
11. Smart touch, simple operation, no need for cumbersome mobile phone operations
12. Professional tuning blessing, innocent and outstanding sound quality
13. IPX4 grade waterproof, high body tightness, no fear of sweat and rain
14. Dimensions: battery box 6x7.5 cm, earphone 3.5x5x5 cm
15. Weight: about 40 grams