Sound sensor module with small microphone KY-038 (OT2121-D122)

Microphone sound detection module for Arduino with two outputs.A0 for analog output, real-time output voltage of the microphoneD0 gives a high signal at a preset sound level with the potentiometerWorks on 3.3V - 5VDimensionsLength: 3.5cmWidth: 15.2cmHeight: 1.3cm