The most versatile file format Primephonic offers is the WAV file. WAV files can have any sample rate or bit depth, but Primephonic generally offers the WAV format at 44.1 kHz 16-bit file which is the standard CD quality download.
It is ideal for headphone use, and it offers stereo in a far better quality than the usual MP3 downloads. WAV can be played on an iPod and other portable players, and all Windows and Apple computers. These files can be easily burned onto a CD.