9.7mm*6.7mm digital microphone DGO9767CD Door phone Used Hot selling item
Key Specifications
9.7mm*6.7mm digital microphone DGO9767CD Door phone Used Hot selling item
Model No. DGO9767CD
Sensivity(0dB=1v/μbar,1KHz) -30dB ~ -44dB Operation Voltage(Max./Std.) 4.5V
Impedance Low impedance(2.2KΩ-30%) Resistance(RL): 2.2KΩ
Directivity Omni-directional Current Consumption: Max.0.5.mA
Frequency 20~16,000Hz Sensitivity Reduction Within -3dB at 3V
Max.operation voltage 10V S/N Ratio More than 60dB
China microphone manufacturer : www.duoxin.com