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Electret Condenser Micorphone  

 
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Omnidirectional Unidirectional Noise Cancelling SMD

SMD Condenser Microphone - AHD-304

Condenser MicrophoneSMD microphone
 
1 Electret Type BACK type
2 Sensitivity -47±3dB (0dB=1V/Pa,1KHz) Band form 300 to 3K Hz
3 Standard Operation Voltage 2.0V
4 Output Impedance (Max) 2.2KΩ
5 Directivity Omnidirectional
6 Frequency Range 70 - 20KHz
7 Max.Operation Voltage 10V
8 Current Consumption Max.0.5mA
9 Sensitivity Reduction Within -3dB 0dB=1V/Pa,1KHz Vs=2.0 to 1.5V
10 S/N Ratio >= 60dB
11 Operating Temperature -20~+60℃
12 Storage Temperature -30~+70℃

Intoduction of Microphone