- Description
Onboard audio power amplifier LM386
Used for Audio amplifier, Ambient sound detection, and Sound level detection
Sound Sensor is a sound sensor module equipped with LM386, features low power consumption, adjustable internal chain gain update, wide range of power supply, few external components and low total harmonic distortion, etc. It is mainly used for audio amplifier, ambient sound detection, and sound level detection (unable to get exact dB value).
Mic sensitivity | 52dB | Frequency range | 50Hz ~ 20KHz |
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Power | 3.3V ~ 5.3V | Mounting holes size | 2.0mm |
For Use With Controller Boards Like Raspberry Pi/Arduino/STM32
DOUT | MCU.IO (digital output) |
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AOUT | MCU.IO (analog output) |
GND | power supply ground |
VCC | 3.3V ~ 5.3V |
Weight: 0.007 kg