KY - 038 Microphone Sound Sensor Module FOR the ARDUINO

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358 Units in Stock
Price :
US$0.88



Quantity: - +
Total :
US$0.88
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Feature

  • AO: sensor analog output;

  • The GND

  • The VCC: power input, range: 3 v and 24 v.

  • DO: digital output (comparator output)

  • Two way red LED indicator, POWER and SENSOR.

  • POWER: the electric light.

  • SENSOR: when the microphone sensor voice reaches a certain value, the LED light.


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