Description:
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).
Specifications:
| Mic sensitivity | 52dB | Frequency range | 50Hz ~ 20KHz |
|---|---|---|---|
| Power | 3.3V ~ 5.3V | Mounting holes size | 2.0mm |
Features:
- Onboard audio power amplifier LM386
- Audio signal gain up to 200
- Adjustable accuracy
- Signal output indicator
Pin Description:
| PIN | Description |
| DOUT | Digital data output |
| AOUT | Analog data output |
| GND | Ground |
| VCC | Power input (3.3V~5.3V) |
Useful Link:
Waveshare Sound Detector Module
Package Included:
- 1 x Sound Sensor
- 1 x 4-Pin Custom Connector Jumper Wire