SPECTRACORE Microphone Sound Sensor Module (Digital Output) For Raspberry Pi, Arduino, DSP, AVR, PIC, 8051 Sound Recorder and Sound Circuit Sound Recorder and Sound Circuit Electronic Hobby Kit

The comparator output signal with amplification followed by it & clean waveform is good,driving ability, than 15ma. Using the sensitive type photosensitive resistance sensor Working voltage of module 3.3V-5V. Output of module do digital switch output (DO Digital). The microphone over it, is high quality & highly sensitive