We accept WAV files at 44.1 kHz (sample rate), 16 bit (bith depth), 1411 kbps (sample rate).
If you need to convert your music, the simplest way is to use iTunes. Insert your CD or find your audio file. Select 'preferences' in the top menu, followed by 'import settings'. Change this to ‘WAV Encoder' and the following settings. This will import your CD or convert your files to the best format. 16 bit (sample size), 44.1 kHz (sample rate), 1411 kbps (bit rate).