Element:Back Electret Condenser
Polar Pattern:Omni-directional  
Frequency Response:20Hz-20KHz
Sensitivity:-44dB± 3dB
Equivalent Noise(A-weighted) 32dB SPL
Output：Impedance: 3000Ω± 30%
Max.InputSPL:130dB (1.3VDC）
S/N Ratio:>80dB     
Power Supply:0.8V-5V
Dimension:Φ2mm  
Cable:Φ1.5*1M