(Guitar). This book/audio package allows you to explore the styles of Lightnin' Hopkins, Blind Blake, Mississippi John Hurt, Blind Boy Fuller, and Big Bill Broonzy. Through Sultan's arrangements, you will learn how studying the masters can help you develop your own style. 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.