1. Bluetooth version: V5.3
2. Supported Bluetooth protocols: A2DP/AVCTP/AVDTP/AVRCP/HFP/SPP
3. Control mode: capacitive touch
4. Channel system: stereo
5. Working frequency: 2.402GHz-2.480GHz
6. Sensitivity: -90dBm
7. Effective distance: about 10m
8. Signal-to-noise ratio: about 102dB
9. Speaker unit: 10mm
10. Headphone battery: 40mAh/3.7Vx2
11. Music time: about 6h
12. Talk time: about 5h
13. Headphone charging time: about 2h
14. Charging box battery: 320mAh/3.7V
15. Charging time: about 2h
16. The number of times the charging box can charge the headphones: about 5 times
17. Built-in high-sensitivity microphone, accurately pick up human voice, effectively reduce environmental noise
18. New antenna design, stable signal connection, 0.05 second low latency
19. Ergonomic design, comfortable to wear, stable and not easy to fall off
20. Type-C charging port, more convenient to plug in both directions, strong compatibility