1. Material: ABS, electronic components
2. Function: call function, NFC function, voice control, support music, multi-point connection
3. Bluetooth 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: 300 hours
9. Music time: 6 hours
10. Charging time: 1.5 hours
11. Horn: 13mm moving coil unit
12. Fingerprint touch, convenient and quick
13. Using 13mm real copper ring dynamic unit + polymer composite diaphragm, equipped with ACC high-definition audio decoding, experience surround 3D sound effects