Feature

●Main chip: LM393, electret condenser microphone
●Operating Voltage: DC 4-6V; Adjustable sensitivity
●Output format: digital and analog output
●It can be used for acoustic control lights, it produces sound and light alarms that work with light sensitive sensors, sound control, sound detection
●Package Includes: 5 x Mic Sensor Module, 1 x 11.8 inch Female to Male Dupont Cable 20 Pin


Description

Specifications:
Operating voltage: DC 3.3V-5.5V
Nominal Frequency: 40KHz
PCB Size: 1.38 x 0.59 inches (35 x 15 mm) (LxW)
Fixed hole diameter: 0.1 inch (3 mm)

Note:
AO output real-time voltage signal of the microphone.
DO output low and high lever signals when sound strength reaches threshold
The sensitivity can be adjusted. Adjust the potentiometer.

Package Includes:
5 x Microphone Sensor Module
1 x 11.8" Female to Male Dupont Cable 20 Pin