1. Bluetooth version: 5.0
2. Charging interface: 8 pin
3. Bluetooth transmission distance: about 10 meters
4. Headphone battery capacity: 30 mAh Charging compartment battery capacity: 300 mAh
5. Working time: about 3 hours.
6. Listening time: 160 minutes.
7. Talk time: 130 minutes.
8. Standby time: 720 hours
9. Dimensions: 45.2x60.6x21.7mm