LM393 Sound Detection Sensor Module – Black

(2 customer reviews)

In stock

SKU: 44108
  1. Working voltage: DC 3.3-5V.
  2. IC Chip: LM393
  3. Signal output indication.
  4. The output is digital.
  5. Single channel signal output.
  6. With the retaining bolt hole, convenient installation.
  7. Output low level and the signal light when there is sound.


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Category: Sound Sensor
Tags: Sensors, LM393, Sound Sensors, Sound Detection Sensor

LM393 Sound Detection Sensor Module for Arduino detects whether the sound has exceeded a threshold value. The sound is detected via a microphone and fed into an LM393 op-amp.

The sound level setpoint is set via an onboard potentiometer. When the sound level exceeds the setpoint, an LED on the module is illuminated and the output is sent low.

To know more about sensors click here!

Note: This sensor only recognizes the availability of sound cannot identify the size of the sound or the specific frequencies of sound.

Features :

  1. Signal output indication.
  2. The output is digital.
  3. Single-channel signal output.
  4. With the retaining bolt hole, convenient installation.
  5. Output low level and the signal light when there is sound.

Package Includes :

1 x LM393 Sound Detection Sensor Module.

How to use?

Operating Voltage (VDC):

3.3 ~ 5

IC Chip


Length (mm):


Width (mm):


Height (mm):


Weight (g):


Shipping Weight 0.005 kg
Shipping Dimensions 5 × 3 × 2 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Based on 2 reviews

4.5 overall

Add a review

  1. codegyanam (verified owner)

    Good product. Working fine. Thanks


  2. anubhav121.ap (verified owner)

    Great product, delivered in time and works absolutely fine. Do buy products from here rather than amazon flipkart not only are they good but also pocket friendly


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Country Of Origin: China

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