DFPlayer Mini MP3 & WAV Player Module — MicroSD, UART, Arduino Compatible

DFPlayer Mini MP3 & WAV Player Module — MicroSD, UART, Arduino Compatible

The DFPlayer Mini is the most popular standalone MP3 and WAV audio player module for Arduino and microcontroller projects. Simply load audio files onto a MicroSD card, insert it into the module, and control playback via UART serial commands from any Arduino or microcontroller. No external DAC or audio processing required — the DFPlayer handles everything internally and drives a speaker directly via its built-in 3W amplifier.

With support for MP3 and WAV formats, folder-based file organization, and volume control via UART, the DFPlayer Mini is the go-to solution for adding voice alerts, sound effects, and audio playback to Arduino projects without the complexity of a full audio shield.

Key Specifications

• Supported formats: MP3, WAV | Storage: MicroSD card (up to 32GB, FAT16/FAT32)
• Interface: UART (9600 baud default) | Operating voltage: 3.3V–5V
• Speaker output: 3W (built-in amplifier) | DAC output: 24-bit stereo
• Tracks: Up to 100 folders × 255 tracks | Sample rate: 8–48kHz
• Compliance: RoHS

Why Choose DFPlayer Mini?

• ✅ Standalone MP3/WAV playback — no external DAC or audio shield needed
• ✅ Built-in 3W amplifier — drive a small speaker directly without additional components
• ✅ UART control — simple serial commands for play, pause, next, volume, and folder selection
• ✅ MicroSD storage — load any MP3 or WAV files, up to 32GB
• ✅ Arduino library available — DFRobotDFPlayerMini library for easy integration
• ✅ 3.3V/5V compatible — works with Arduino Uno, ESP32, Raspberry Pi, and STM32

Typical Applications

• Voice alert and announcement systems
• Toy and interactive prop sound effects
• Arduino music player and jukebox projects
• Doorbell and notification sound systems
• Museum exhibit and interactive display audio
• Robotics voice feedback and audio cues