(Guitar). Hone your lead chops and practice your favorite licks with this vast collection of tracks in blues, jazz, rock, country, and other styles This package includes professional full-band audio tracks for all 200 examples in the book over which you can practice your latest and greatest licks, and the USB flash drive and online audio include audio demos of every single track. The audio tracks range from approximately one minute (for the short progressions) to four minutes or more (for the full-length "song" progressions), and numerous styles, keys, and tempos are covered to make sure you're well-versed in practically every style. Ten hours of audio tracks in all The book also includes multiple scale options for each chord progression; music theory primer; fretboard diagrams; chord symbols and Roman numeral harmonic analysis; and more Whether you're a rocker, a jazzer, a bluesman, or a bluegrasser, the Big Book of Backing Tracks has plenty for you. Audio is accessed online using the unique code inside the book and can be streamed or downloaded. The audio files 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.