This versatile and cost-effective MP3 decoder module is your all-in-one solution for adding clear digital audio playback to any project.
Directly connect it to speakers for instant sound.
Use it standalone with a battery, buttons, and speaker, or integrate it seamlessly via serial port with Arduino UNO, Raspberry Pi, or any microcontroller.

Powerful Features & Superior Specs:
Wide Format Support: Hardware decoding for MP3, WAV, and WMA files.High-Fidelity Output: 24-bit DAC delivers excellent sound quality with 90dB dynamic range and 85dB signal-to-noise ratio.
Flexible Storage: Supports FAT16/FAT32 systems on TF cards (up to 32GB), USB drives (up to 32GB), and NOR Flash.
Multiple Control Modes: Choose from simple I/O control, serial commands, or AD key input for maximum flexibility.
Smart Playback Features: Includes an 'advertising interrupt' function to pause and resume music, folder-based audio organization (up to 100 folders, 255 tracks each), 30-volume levels, and 6-band EQ adjustment.
Simple Integration: Control playback with straightforward serial commands—no complex low-level coding required.

Perfect for Professional & DIY Applications:
Voice prompts for car navigation, toll stations, security checks, and vehicle access systems.
Multi-channel alarms, equipment operation guides, and safety announcements.
Automated broadcasting systems, public address setups, and tourist vehicle notifications.

Package Included:
4 x MP3 decoder module