Description:
Module has two outputs:
AO, analog output, real-time output voltage signal of the microphone
DO, when the sound intensity reaches a certain threshold, the output high and low signal [threshold - sensitivity can be adjusted via potentiometer]
Module features:
3mm mounting screw holes
Use 5v DC power supply
Analog Output
Flip threshold level output
High sensitive microphone and high sensitivity.
Power indicator
Comparator output indicator lamp
