- Pin + to Arduino 5+
- Pin – to Arduino –
- Pin A0 to Arduino A0 (for analog program)
- Pin D0 to Arduino 13 (for digital program)
KY-037
HIGH SENSITIVE SOUND VOICE MICROPHONE SENSOR MODULE
Electret Condenser Microphone (ECM) sensor with analog voltage signal output which is the real output of the microphone in addition to digital output signal that goes High when the intensity of the sound reaches a certain threshold, the output of the high and low signal threshold-Sensitivity potentiometer adjustment.
