*** 2 Pack ***
Sound sensor for Arduino, STM32, ESP8266/ESP32, etc
Adjustable trigger level with digital (on/off) output signal
Note that this is a binary sensor, meaning that it will change state at a sound level threshold. It is not an analog sensor.
- 4-6VDC operation
- LM393 Chip
- Active low
- Dimensions: 32x17mm, 15mm height
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