40mAh. Headset working time: About 6.5 hours (music mode). 4 hours (calls mode). Charging case battery: 480mAh. Total working time: About 30 hours. Headset charging time: About 1 hour. Charging case charging time: About 2 hours. Charging case input: USB-C
Features
Transmission distance: ≥10m, SVE AI call noise reduction technology to ensure high-quality call without interference, Innovative LED digital display, accurate display of power level, The headset can be used for 2 hours after charging for 10 minutes.