1. Bluetooth 4.2 chip, with faster transmission speed and longer transmission distance.
2. In-ear fit auricle design, wearing the ear for a long time does not cause pain.
3. Earphone battery capacity: 60mAh.
4. Charging box battery capacity: 500mAh.
5. Transmission range: 8-10m
6. Charging voltage: 5V
7. Charging time: about 1 hours
8. Play time: 2-3 hours
9. Talk time: 3-4 hours
10. Standby time: 7-10 days