Features:

3mm mounting screw hole

Powered by 5v DC power

Analog output

Threshold flip level output

High sensitivity microphone with high sensitivity.

Have power indicator

Comparator output has indicator

Specifications:

This module uses a professional microphone amplifier IC with low output noise, small size, high sensitivity, fixed gain of 20dB, and supports 3.3v and 5v power supply modes.

The module has 2 outputs:

1, AO, analog output, real-time output microphone voltage signal

2, DO, when the sound intensity reaches a certain threshold, output high and low level signal, (threshold - sensitivity can be adjusted by potentiometer)

Use voltage: 3-5V

OUT output: The default output analog signal.

Size: 15mm*9mm

Package Content:

1 x Sound Detection Sensor Module