Product description:
1.AO, analog output, real-time output of the voltage signal of the microphone
2.DO, when the sound intensity reaches a certain threshold, output high and low level signals,
(Threshold sensitivity can be adjusted by potentiometer)

Features：
1. There are 3mm mounting screw holes
2. Use 5V DC power supply
3. With digital/analog output
4. Threshold flip level output
5. High sensitivity microphone, high sensitivity
6. There is a power indicator light
7. Comparator output has indicator light

Package includes:
5 x Microphone Sensor Module(Red)
1 x 20Pin Female to Male Dupont Cable