1. Lightweight and mini design, no pain when wearing half ear 2. Two-in-one wristband/portable case is optional 3. Bluetooth 5.0 low-power chip, supporting master-slave switching 4. The earphone speaker net is made of metal steel sheet, which is more atmospheric and beautiful 5. Material: ABS+PC 6. Play time: 3 hours 7. Charging time: 1 hour 8. Standby time: 80 hours 9. Battery capacity: charging compartment 250mAh, earphone 28mAh 10. Size: 52x23.8x23.6mm, weight: 18.9g
