1. Material: ABS, electronic components
2. Functions: battery display, call function, voice control, music support, multi-point connection
3. Protocol: 5.0
4. Channel: stereo
5. Transmission distance: 10 meters
6. Headphone battery capacity: 40mAh x 2
7. Battery capacity of the charging box: 300mAh
8. Standby time: 30 days

Headphone talk time: about 4 hours

Headset listening time: about 4 hours

Charging time: about 60 minutes

Battery case charging time: 2-3H
9. The charging compartment is made of metal material, which is durable and not easily damaged after oxidation process
10. Large screen digital display, battery level is clearly visible
11. Fingerprint touch, convenient and quick to use
12. Using composite diaphragm, powerful moving coil, equipped with ACC high-definition audio decoding, experience surround 3D
sound effects