Bozai writes –
This is one of my DIY works. It uses a mp3/wma/wav/mid decode chip VS1003, ATmega8L and SD card. It supports various bitrate music file. Supports both FAT16 and FAT32. For the reason of space, resource the screen was not added. But a couple of LED were used to indicate the state.
:: AVR Freaks – (free reg’ required) Link.