1. Material: ABS+PC
2. Bluetooth version: V5.3
3. Playing time: 3-4h
4. Standby time: about 100h
5. Charging time: about 1.5h
6. Charging case battery capacity: 300mAh
7. Frequency response: 20Hz-20KHz
8. Rated power: 5mW
9. Drive unit: 13mm
10. Input: DC 5V-200mA
11. Headphone battery capacity: 25mAh
12. 13mm composite membrane large speaker, restore HiFi sound quality
13. Silicon microphone HD call, clear voice
14. Integrated coverless charging case, slide out and connect faster