This all-in-one package includes the original Coloratura Arias for Soprano book from the G. Schirmer Opera Anthology along with three accompaniment CDs AND the corresponding Diction Coach book/three CD set. Diction Coach includesrecorded diction lessons, IPA, and word for word translations. In addition to piano accompaniments playable on both your CD player and computer, the enhanced accompaniment CDs also include tempo adjustment software for CD-ROMcomputer use.