(Keyboard Instruction). From the classic sounds of the '70s to modern progressive stylings, this book/online audio pack provides you with the theory and technique to play and compose in a multitude of prog rock styles. You'll learn how soloing techniques, form, rhythmic and metrical devices, harmony, and counterpoint all come together to make this style of rock the unique and exciting genre it is. Also included is an introduction to classic and contemporary keyboard instruments and sounds, and how they can be used in different combinations to produce authentic-sounding keyboard parts. The accompanying audio features many of the examples covered in the book, as well as six complete progressive rock songs recorded by a real band. The price of this book includes a unique code that provides access to audio tracks online, for download or streaming. The tracks include PLAYBACK+, a multi-functional audio player that allows you to slow down audio without changing pitch, set loop points, change keys, and pan left or right available exclusively from Hal Leonard.