Sound Detection Sensor Module – 3 Pin Digital Output

This Sound Detection Sensor Module detects sound waves based on their intensity and converts them into electrical signals. It uses a built-in microphone connected to an LM393 comparator to produce a digital output. The module provides a simple way to detect sounds like claps, knocks, or voice in Arduino and other microcontroller projects.

Key Features:

• Product Type: Sound Detection Sensor Module
• Operating Voltage: 3.3V – 5V DC
• Output: Digital signal (High/Low)
• Adjustable Sensitivity: Onboard potentiometer
• Signal Indication: LED lights up when sound exceeds threshold
• Microphone Type: Electret condenser microphone

Technical Specifications:

Applications:

• Sound-activated light control
• Clap switch projects
• Noise detection and alarms
• DIY sound-based automation

📄 No official datasheet available for this module.