*Mic dimension: 6.0*5.0mm
*Sensitivity: -47dB±3dB
*Directivity: Omnidirectional
*Impedance: ≤2.2KΩ
*Vsensitivity reduction: within-3dB at 1.5V
*Operation voltage: 1.5V-1,2V
*Frequency response: 20-16000HZ
*S/N ratio: more than 60dB
*Input plug dianmeter: 3.5mm