High Sensitivity Sound Microphone Sensor Detection Module For AVR PIC KY-037 Arduino

The module has two outputs: AO, analog output, real-time output of microphone voltage signal DO, when the sound intensity reaches a certain threshold, the output of high and low level signals, [threshold-sensitivity can be adjusted by potentiometer] Description 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 Features Uses 5V DC power supply Microphone Sensor High Sensitivity Sound Detection Modules for Arduino PIC AVR Has 3mm mounting screw hole Package Includes:3pcs Microphone Sensor High Sensitivity Sound Detection Module Has two outputs: AO, analog output, real-time output voltage signal of the microphone Package Included: 1 x  High Sensitivity Sound Microphone Sensor Detection Module For AVR PIC KY-037 Arduino