Waveshare Sound Sensor

LM386 audio power amplifier with adjustable gain and wide voltage supply

• Spec name: LM386 audio power amplifier
• Features: low power consumption, adjustable voltage gain
• Power Supply: 3.3V – 5.3V
• Peripheral Components: fewer requirements
• Total Harmonic Distortion: minimum

Top Features:

• Onboard LM386 audio power amplifier
• Audio signal gain up to 200
• Adjustable accuracy
• Signal output indicator

LM386 can be applied to consumer products with low voltage requirements. To minimize peripheral components, set the voltage gain to 20. When working with an MCU, connect VCC to 3.3V – 5.3V, GND to power supply ground, AOUT to MCU.IO for analog output, and DOUT to MCU.IO for digital output.

Applications: Audio amplifier, Ambient sound detection, Sound level detection

Package Includes: 1 x Sound Sensor, 1 x 4-pin custom connector jumper wire

* Images are for illustration only; actual product may vary.