Headset Wireless Bluetooth Headset Retractable Computer Gaming Headset

1. Frequency range: 20-20000Hz

2. Sensitivity: -90dB±3dB

3. Total harmonic distortion: 0.1%

4. Blue Teeth Version: V4.2+EDR

5. Output Power: 2.402-2.480GHZ

6. Charging interface: mini USB charging hole

7. Battery Type: Lithium battery

8. Battery capacity: 230mAh

9. Charging time: 1-2 hours

10. Waiting time: 180 hours