Description

• Sound Detection: Uses LM393 comparator IC to detect sound levels in the environment

• Sensitivity Adjustment: Built-in potentiometer allows precise sensitivity control

• Output Type: Digital output (High/Low) triggered when sound exceeds threshold

• Operating Voltage: 3.3V to 5V DC

• Power Indicator: Onboard LED lights up when active

• Interface Pins: VCC, GND, OUT (3-pin interface)

• Board Dimensions: Approx. 32mm x 17mm

• Compatibility: Works with Arduino, Raspberry Pi, ESP8266, ESP32, and other microcontrollers

• Applications: Ideal for sound-activated lights, alarms, counters, or monitoring systems