TRUSTECH Sound Detection sensor Module / Intelligent Vehicle Microphone smart car Micro Controller Board Electronic Hobby Kit
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CZN-15E Mic based Sound Sensor Module Size - 3.2x1.7CM,Operating Voltage - 3.3V to 5V,Binary Output,Adjustable Sensitivity This CZN-15E Electret Microphone based module can be used to detect sound intensities using an adjustable potentiometer to adjust the trigger level. It's output is binary, the output goes High if sound intensity level crosses preset trigger level.