Rui CarmoTrivial, really. In iTunes, enable the ringtones tab, convert the audio you want to AAC , rename it to a .m4r extension, drag it into the Ringtones tab, and sync.
Trivial, really. In iTunes, enable the ringtones tab, convert the audio you want to AAC , rename it to a .m4r extension, drag it into the Ringtones tab, and sync.