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High Sensitivity Sound Microphone Sensor Detection Module For arduino AVR PIC

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Introduction

100% Brand new and high quality sound Detection
Sound Detection Sensor Module Sound Sensor Intelligent Vehicle Compatible Module
Size : 45mm*20mm*10mm(L*W*H)
Main chip : LM393, Electret condenser microphone
Working voltage : DC 3.3-5V
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
Use Note : This sensor only recognizes the availability of sound (vibration principle) can not identify the size of the sound or the specific frequencies of sound