Sound Detection Sensor (KY-038)

Regular price LE 65.00

The sound detection sensor module detects the intensity of sound where the sound is detected via a microphone and fed into an LM393 op-amp. 

It comprises an onboard potentiometer to adjust the setpoint for sound level.


  • Operating Voltage: 3.3V to 5V DC
  • LM393 comparator with threshold preset
  • PCB Size: 3.4cm * 1.6cm
  • Induction distance: 0.5 Meter
  • Operating current:  4~5 mA
  • Microphone Sensitivity (1kHz): 52 to 48 dB
  • Easy to use with Microcontrollers or even with normal Digital/Analog IC