Description
KY-037 Module voice sound detection module has two outputs: AO, analog output which gives real-time output voltage signal of the microphone.
A DO, digital output which when the sound intensity reaches a certain threshold, the output high and low signal.
- KY-037
- Voltage : 3.3v to 5v
- Pin pitch : 2.54mm
- Size : 44mm x 15mm x 14mm
