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KY-037 High Sensitivity Sound Microphone Sensor Detection Module for arduino AVR PIC

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$7.11

$ 3 .99 $3.99

In Stock


100% Brand New.





Size:32mm*17mm*8mm(length*width*height)





Main chip:LM393, Electret condenser microphone





Working voltage: DC 4-6V





Signal output indication





Single channel signal output





The output effective signal is low level





When there is sound, outputs low level and the signal light





Can be used for Acoustic control light , give sound and light alarm working with Photosensitive sensor ,and sound control, sound detect





Circuit board output switch quantity






Notes:
The Maximum induction distance is 0.5