Poweroff memory: The wireless music audio module remembers the last played song and volume when powered off, resuming from that point on the next power up for a seamless experience. Recording function: The decode board module includes a REC recording function and supports recording under TF mode or USB mode. To start recording, longpress the MODE button. Lossless audio playback: MP3 audio decoder board with dual decoding that supports music in MP3, WMA, WAV, FLAC, and APE formats for versatile playback. Easy to operate: The audio decoder board includes a remote control (range 5–10 meters) and multifunctional control buttons and knobs. It is easy to use and supports last song, next song, volume control, play, pause, and mute. Key attributes and compatibility: Formats supported: MP3, WMA, WAV, FLAC, APE. Input modes: TF (microSD) and USB. Remote control included for convenient operation within 5–10 meters. Memory feature ensures playback continuity after power cycle. Recording to TF or USB via REC function and MODE button. Use scenarios: Home audio system: Integrate into a home stereo or speaker setup to enable wireless playback, remote control, and memory of last playback state for a smoother listening experience. DIY speaker or car audio project: Use as a compact MP3 decoder module with flexible input options (TF/USB) and easy operation, suitable for embedded audio applications. Portable recording and playback: Record playback content directly to TF or USB storage, then play back with simple MODE control and remote operation.