1. Bluetooth: 5.0+ERD
2. Receiving distance: 15m without barrier
3. Speaker: 40mm
4. Response frequency: 20Hz-20KHz
5. SNR: 85dB
6. Impedance: 30 ohm
7. Battery capacity: 400mAh
8. Charging time: 1-2 hours
9. Music time: 11 hours at maximum volume
10. Usage: Bluetooth / TF card / 3.5mm audio cable connection
11. Size: 18x19x7.5cm
12. Weight: 230g
13. Packing list:
- Headset x 1
- 3.5mm audio cable x 1
- Charging cable x 1
- Manual x 1