About the product
- This is a LM393 Sound Detection Sensor Module for Ar duino to detect whether sound has exceeded a threshold value. The sound is detected via microphone and fed into an LM393 op-amp.
- Working voltage: DC 3.3-5V?Sound detected LED: The signal light when there is sound
- Main Chip: LM393, Electret condenser microphone
- Document link: https(:)//drive(DOT)goo(-)gle(DOT)com/open?id=1N3nr2m25jU2xqbqBTnGvhL9j5vlGCO2N
- Note: This microphone sensor only recognizes the availability of sound cannot identify the size of the sound or the specific frequencies of sound.
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