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Sound Detector Module (Blue)
Sound Detector Module (Blue)
Sound Detector Module (Blue)
Sound Detector Module (Blue)
Sound Detector Module (Blue)
Sound Detector Module (Blue)

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EMS-00004-B

(Last updated) Jun 03, 2026

Sound Detector Module (Blue)

Sound Detector Module

Subcategory
EMS - Input: Sensors

Description

The Sound Detector Module (Blue) is a microphone-based sound sensing module designed to detect surrounding audio signals and convert them into electrical outputs. Most blue sound sensor modules use an electret microphone together with the LM393 comparator IC to provide analog and digital sound detection outputs.

Manufacturer Details

Manufacturer Part Number
Keyes Electronics KY-038
DFRobot SEN0232
AZDelivery KY-038

Application Resources

No application resources.

Technical Specifications

Product Type Sound Detection Sensor
Model KY-038 / KY-037
Main IC LM393 Comparator
Operating Voltage 3.3V – 5V DC

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