Microphone Sensor module – KY-037
$4.00
3 in stock
Description
This module has a CMA-6542PF electret condenser microphone, an LM393 differential comparator to control the digital output, a 3296W potentiometer to adjust the detection threshold, 6 resistors, 2 LEDs and 4 male header pins. The module features analog and digital outputs.
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