Elecbee 5Pcs KY-038 Microphone Sound Detection Sensor Module for Arduino - products that work with official Arduino boards

SKU: EB0046797

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Description

5Pcs KY-038 Microphone Sound Sensor Module For

Description:

Brand: KEYES
Model: KY-038
Adopt LM393 main chip
Electric condenser microphone
Features Single channel signal output
Low level output signal used for sound control light
Great module for sound alarm system
Working voltage: DC 4-6V

Interface definition:

AO: analog output sensor
GND: ground
VCC: Power supply input range: 3V-24V.
DO: Digital Output (comparator output)
Two red LED indication: POWER and SENSOR. POWER: Power is off. SENSOR: When the microphone senses sound reaches a certain value, this LED light.

5 x Voice sound sensor module