20Pcs KY-038 Microphone Sound Detection Sensor Module
Keyes
sku: 1145485
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$20.99
Shipping from: China
Description
Description Brand KEYESModel KY 038Adopt LM393 main chipElectric condenser microphoneFeatures Single channel signal outputLow level output signal used for sound control lightGreat module for sound alarm systemWorking voltage DC 4 6VInterface definition AO analog output sensorGND groundVCC 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 Package included 20 x Voice sound sensor module
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