This is an Acoustic Sensor Module. Compatible with Arduino, Raspberry Pi and other Microcontrollers. It can be used for sonic lamp, sound and light alarm,and also can be used in the occasion of voice control and sound detection.
Features:
- Main chip: LM393, electret microphone
- Working voltage: DC 4 ~ 6V
- Single signal output.
- Effective signal output for low level.


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