- Microphone Mic Dimensions : Ф6.0mm
- Directivity : Omnidirectional
- Impedance : ≤2.2kΩ
- Sensitivity: -38±3db
- Speaker Driver Diameter: Ø40mm
- Sensitivity(S.P.L):98dB±3dB
- Impendence: 16Ω±15%
- Frequency Response : 20Hz-20kHz
- Bluetooth version: V4.1
- Working time: ≈24 hours
- Net Weight : ≈280g