What it does and why it matters Decodes MP3 and WAV audio files so you can play standard music and voice recordings without extra conversion. High-quality digital-to-analog conversion with a 24-bit DAC, 90 dB dynamic range and 85 dB signal-to-noise ratio for clear playback with low noise and good detail. Performance and compatibility Supports common audio sampling rates (kHz): 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 — compatible with a wide range of source files and recording formats. Full support for FAT16 and FAT32 file systems and up to 32 GB TF card capacity, making file management straightforward and compatible with standard memory cards. Key benefits for users Plug-and-play audio playback for projects and devices that need reliable decoding of MP3 and WAV files. Broad sampling-rate support ensures proper playback of files from low-bandwidth voice recordings to CD-quality audio. Robust DAC performance reduces background hiss and preserves dynamics, improving both music and spoken-word clarity. FAT16/FAT32 and 32 GB TF card support let you store and organize large audio libraries without special formatting. Practical applications Embedded systems and DIY electronics: integrate into microcontroller projects, kiosks, or interactive displays to provide reliable music or spoken prompts. Portable audio players and voice recorders: play back recordings and music with good fidelity and wide file compatibility. Retail or exhibition background audio and announcements: use TF cards to manage playlists and deliver clear audio in small commercial installations. What to expect Straightforward file compatibility with MP3 and WAV formats. Flexible sampling-rate handling for different quality requirements. High-quality 24-bit DAC output with 90 dB dynamic range and 85 dB SNR for clear, low-noise audio. Simple storage and file management using FAT16/FAT32 on TF cards up to 32 GB.