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DC 9V-15V Adjustable Audio Monitoring Capacitive Microphone Amplifier Board MIC Auto Gain Control Voice Module
$8.99
Item ID: 13426
Product Details
Description:
1>.Item Name:Microphone Amplifier Board
2>.Model:SFT-MC08
3>.Work voltage:DC 9V-15V
4>.Work current:100mA
5>.Quiescent current:3.5mA
6>.Response frequency:20Hz-20KHz
7>.Monitoring range:200 square meter
5>.Work Temperature:-40℃~85℃
6>.Work Humidity:0%~95%RH
7>.PCB Size:50*27*12mm
Application:
1>.Monitoring place
2>.Recording equipment
3>.Amplifier products
4>.Walkie talkie
Note:
1>.When the signal is too weak or too close to the speaker, then that maybe blockage or self-excitation. At this time, user should lower the volume, or adjust the potentiometer to reduce the magnification.
2>.It can not be reversed, otherwise it will damage the module.
3>.It can not connect to speaker directly. It need connect to amplifier at first.
Package: 1pc Microphone Amplifier Board
