Overview

This DFRobot Arduino buzzer module is a compact digital sound component designed for simple on/off control with a high or low signal. By changing the input frequency, it can produce different tones for use in basic alerts, sound effects, and interactive builds.

It uses DFRobot’s Gravity interface for easier plug-and-play connection, and it is compatible with 3.3V systems. That makes it suitable for common controllers such as Arduino, micro:bit, ESP32, and Raspberry Pi.

The module is a practical choice for beginners and hobby projects, especially when paired with an IO expansion shield. If you are new to Arduino, a starter kit with tutorials may be a helpful way to begin.

• Passive buzzer module for frequency-based sound output
• 3.3V to 5V operating range
• Gravity plug-and-play connection style
• Compatible with Arduino, micro:bit, ESP32, and Raspberry Pi
• Digital type with 5VDC power supply listed
• Includes buzzer and digital sensor cable

Specifications should be verified on the official manufacturer page.