Subaru Outback Manuals 2012 Outback Owner's Manual | Page 217

Audio USB storage device / iPod ® operations (type B and C audio) & Play file Refer to “Play file” F5-23. & Connectable USB storage device Mass storage class USB memory can be connected. USB storage devices that can be played back are accompanied by the following restrictions. . Maximum directory layers: 8 layers (including the ROOT) . Maximum number of files in a folder: 255 . Maximum number of folders: 512 (type B audio)/255 (type C audio) (including the ROOT)