Search results for: '037'

KY-037 Sound Sensor Module Features KY-037 module consists of a capacitive microphone and an amplifier circuit. The output of this module is both analog and digital. You can download the datasheet of this module here.[wpdm_package id='16686'] KY-037 Sound Module Pinout This module has 4 pins, 2 of them are for power supply. Pin 1: The analog output. It’s value changes according to the intensity of the received sound. It can be connected to the Arduino analog ...