1. Material: ABS
2. Bluetooth version: 5.3
3. Supported protocols: HSP-V1.2, HFP-V1.7, A2DP-1.3, AVRCP-1.6
4. Bluetooth distance: 10m
5. Decoding format: AAC, SBC
6. Bluetooth transmission frequency: 2.400-2.4835MHZ
7. Charging case capacity: 400mAh
8. Headphone battery capacity: 400mAh
9. Battery capacity: 500mA
10. Headphone charging time: 1.5h
11. Charging case charging time: 1.5h
12. Working time: 6h
13. Standby time: about 80h
14. Headphone driver unit: 13mm
15. Charging port: Type-C
16. Support 2.4G wireless, Bluetooth 5.3, support Type-C, USB interface
17. New upgraded Hall switch, automatically connect to the phone when the cover is opened
18. Switch between single and double earphones at will, and connect to different devices separately