Sound Detection Sensor Module

SKU: VM00793

Sale price Rs. 38.14 (excl.18% GST)
Rs. 45.00


Sound detection sensor module detects the intensity of sound where 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.

Technical Specification:

  • Operating Voltage: 3.3V to 5V DC
  • Induction distance: 0.5 Meter
  • Operating current:  4~5 mA
  • Microphone Sensitivity (1kHz): 52 to 48 dB
  • Size: 3.4cm*1.6cm (L*W)


  • LM393 comparator with threshold preset
  • Easy to use with Microcontrollers or even with normal Digital/Analog IC
  • Small, cheap and easily available


  • Hearing aids
  • Telephones
  • Tape recorders and karaoke
  • Live and recorded audio engineering
  • Radio and television broadcasting
  • Speech recognition technology

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