Details
Sound Sensor
Overview
- Onboard audio power amplifier LM386
- Audio signal gain up to 200
- Adjustable accuracy
- Signal output indicator
Specifications
- Mic sensitivity : 52dB
- Frequency range : 50Hz ~ 20KHz
- Power: 3.3V ~ 5.3V
- Mounting holes size: 2.0mm
Applications
- Ambient sound detection
- Sound level detection
How to Use
In the case of working with a MCU:
- VCC ↔ 3.3V ~ 5.3V
- GND ↔ power supply ground
- AOUT ↔ MCU.IO (analog output)
- DOUT ↔ MCU.IO (digital output)
Dimension
