1. Bluetooth version: V5.0 binaural call
2. Working frequency: 20-2000Hz
3. Support: battery display, music call.
4. Headphone battery capacity: 45mAh
5 charging box battery capacity: 300mAh
6.USB charging: the headset is full for 1 hour, and the charging compartment is full for 2 hours.
7. Headphone standby time: 180 hours,
8 .charging bins to charge the number of headphones: 3 times.
9. Continuous talk time: 2.5 hours - 3 hours, Music playback: 2.5 hours - 3 hours
