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Sound sensor sound detection module microphone module whistle voice module switch sound



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Seller Name : Mod N Shields
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Cash-On-Delivery: Not Available for this product



Product Details


 1 can detect the surroundings Sound intensity , Make With Note: This sensor can identify the presence or absence of sound According to the principle of shock It does not recognize the size of the sound, or the sound of a specific frequency

2 adjustable sensitivity The blue digital potentiometer adjustment

3 Operating Voltage 3.3V-5V

5 output in the form of digital switching output 0 and 1 High and low

6 has a fixed bolt hole for easy installation

7 small PCB board size: 3 .2 cm * 1.7cm

module wiring instructions

1 VCC 3.3V-5V external voltage SCM can be directly connected with 5v and 3.3v microcontroller

2 GND External GND

3OUT small plates switch output interfaces 0 and 1


1 sound Module on the environment Sound intensity The most sensitive, generally used to detect the ambient environment Sound intensity .

2 modules Ambient sound intensity reach When setting the threshold, OUT outputs a high level when the external environment Sound intensity Exceeds a set threshold, the module OUT output low;

3 small board digital output OUT can be directly connected to the microcontroller through the microcontroller to detect high and low, thereby detecting the environment sound ;

4 small board digital output OUT OUR relay module can directly drive, which can be composed of a Sound switch;


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Additional Information

SKU CC1212130255
Cash on Delivery No

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