Sound Sensor Module

Manufactured By Atomic Market 
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 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 
Note: The Maximum induction distance is