Product Model: OKY3135

Smart Electronics KY-038 4pin Mini Voice Sound Sensor Module Microphone Sound module

Product Description

This is microphone voice sound sensor module

1.Model: KY-038

2.Adopt LM393 main chip

3.Electric condenser microphone

4.Features Single channel signal output

5.Low level output signal used for sound control light

6.Great module for sound alarm system

7.Working voltage: DC 4-6V

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