About this item

🎵 DFPlayer Mini MP3 Player Module

The DFPlayer Mini is a compact audio playback module capable of playing MP3/WAV/WMA files directly from a microSD card.
It integrates an audio decoder, a power amplifier, and can be easily controlled via UART, buttons, or a microcontroller (Arduino, ESP32, etc.).

🛡️ Features & Advantages

• 🎶 Standalone audio playback (MP3 / WAV / WMA)
• 💾 microSD card support (up to 32 GB)
• 🔊 Built-in audio amplifier (up to 3 W)
• 🔗 Simple UART control
• 🧰 Very compact and low-cost

📦 Technical Description

• 🧩 IC: DFPlayer Mini
• 💾 Storage: microSD card (FAT16 / FAT32)
• 🔊 Audio output: direct speaker or line-out
• 🔌 Supply voltage: 3.2 – 5 V DC
• 🔧 Control interface: UART (TX/RX), IO buttons
• 📏 Dimensions: approx. 20 × 20 mm

🛠️ Applications

• 🤖 Arduino and ESP32 audio projects
• 🔔 Sound alarms and voice prompts
• 🧸 Electronic toys
• 🏠 Home automation and interactive systems
• 📚 Educational and DIY projects

⚠️ Usage Notes

• ❗ Use a properly formatted microSD card
• 🔧 Name audio files according to recommended structure
• 🔊 Use a compatible speaker (4–8 Ω)
• 🛡️ Do not exceed 5 V supply voltage

✨ Key Features

• 🎵 Standalone MP3 player
• 💾 microSD card up to 32 GB
• 🔊 Integrated audio amplifier
• 🔗 Simple UART control
• 📦 Ideal for embedded audio projects