1. Battery capacity: 129mAh
2. Input interface: Type-C
3. Bluetooth version: 5.0
4. Waterproof rating: IP55
5. Input specifications: 5V 650mA
6. Headphone frequency response range: 20Hz-20000Hz
7. Speaker rated impedance: 32 ohms
8. Microphone frequency response range: 100Hz-8000Hz
9. Charging time: about 1.5 hours
10. The double-layer sound cavity created by 40 complicated processes increases the rigidity of the cavity and effectively reduces the reflection of sound waves in the cavity.
11. The specially designed sound guide cavity can effectively filter the noise, and the call is clear and stable
12. Made of skin-friendly silicone material, it is not easy to be allergic even in long-term contact, built-in memory wire, can quickly return to the original shape after 720 degrees of bending
13. Built-in magnetic switch, one touch when the earphone is taken off, it will automatically enter the dormant state
14. Simple operation