Sound Detection Sensor Module

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Sound detection module suitable for detecting sound through the microphone and indicating when it exceeds the trigger point. The module is suitable for use with Arduino, Raspberry Pi and other microcontrollers. The sound trigger point is adjustable using the potentiometer, when the trigger point is exceeded the LED illuminates and the output is sent LOW. 3.3V - 5V input voltage Dimensions: 45 x 17mm Pinout VCC GND Signal Output Show more