Bluetooth version: V6.0 

- Battery capacity: 500 mAh

 - Charge time: 2 hrs

- Input charging standard: Type-C

- Working time: 65 hrs（turn off ANC ）/ 45 hrs（turn on ANC）

-Stand-by time：220 h

- Material: ABS+PU

- Transmission range: ≥ 10 M -Depth of noise reduction：-21±3dB -Speaker system:Dimensional sound

- Sensitivity: 99±3dB - Impedance: 32±3Ω

- Frequency response: 20-20KHz

- Supporting agreement: HFP/A2DP/AVRCP

- Use mode: Bluetooth music mode /Noise Reduction Mode/ AUX mode