«Audio
All audio downloads are high quality MP3 files encoded at 256kbps VBR. They can be played on your computer using any mp3 player (we recommend Apple iTunes). They can also be played on any portable MP3 player such as the iPod/iPhone, Zune, Archos, etc. or burned to an audio CD.
The books are in Adobe PDF format, and can be viewed on your computer or printed on any printer
The files will come to you as a zip archive containing the MP3 audio files and the PDF book.