1. Bluetooth version: 5.2
2. Waterproof rating: IP54
3. Frequency response range: 20Hz-20000Hz
4. Charging interface: Type-C
5. Headphone battery capacity: 48mAh, charging compartment battery capacity: 505mAh
6. Charging time: about 110 minutes for the whole machine, about 60 minutes for earphones
7. Battery life: 8 hours for a single time (noise reduction off), 30 hours for a charging box (noise reduction off); 4.5 hours for a single time (noise reduction on)
8. 40dB deep noise reduction
9. External dual beamforming microphones can accurately eliminate environmental noise
10. Through high-bandwidth technology, high-definition audio codec, synchronously improve the transmission bandwidth and code stream
11. 12.2mm ultra-large moving coil, with bio-carbon fiber composite diaphragm, full sense of low frequency, clear and bright mid and high frequency
12. Ergonomic design, comfortable to wear
13. Headphone size: 23.8x22.2x30.2mm, charging box size: 60x24.3x45.4mm
14. Overall weight: about 41.9g, headset weight: about 4.7g
