Waveshare Sound Sensor

This Sound Sensor Comes With Onboard audio power amplifier LM386, Audio signal gain up to 200 , Adjustable accuracy and  Signal output indicator.

User Manual / Datasheet / Example Codes Etc.

Specifications

• Mic sensitivity : 52dB
• Frequency range : 50Hz ~ 20KHz
• Power: 3.3V ~ 5.3V
• Mounting holes size: 2.0mm

Applications

• Audio amplifier
• Ambient sound detection
• Sound level detection (unable to get exact dB value)

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)

Dimensions

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