★Microphone Sensor High Sensitivity Sound Detection Modules for A-rduino PIC AVR ★Uses 5V DC power supply ★Has 3mm mounting screw hole ★Has two outputs: AO, analog output, real-time output voltage signal of the microphone ★Package Includes:3pcs Microphone Sensor High Sensitivity Sound Detection 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 0.5M