12 pin Car Digital Music Changer with USB SD MP3 for VW AUDI SKODA, Volkswagen Beetle, Audi A4(B7)A6(C5) PASSAT, POLO, GOLF, Bora, Touran, Caddy, Jetta 07, Skoda Original car CDC port set aside, simple and quick to install Built-in high quality (18 bits, low noise) MP3 / WMA Decoder Supports USB Stick / SD / MMC card / flash drive / mass storage device / external harddrive FAT 16/32 system supported with up to 32GB capacity Higher than CD quality sound of your MP3 files with level-matching technology