1. Material: ABS+PC
2. Bluetooth version: 5.3
3. Product size: 46x63x27mm
4. Talk time: 5H
5. Music playback time: 6-7H
6. Headphone capacity: 50mAh
7. Charging case battery capacity: 300mAh
8. Headphone charging time: 1H
9. Charging case charging time: 2H
10. Input: 5V 0.3A
11. Clip-on ear structure, comfortable to wear for a long time
12. Non-in-ear design, strong environmental perception