(Musicians Institute Press). Ideal for any bassist looking to explore new styles, this one-on-lesson includes loads of exercises, diagrams, patterns, styles, and real-life applications to study and practice. The 43-track accompanying audio lets you play along with recorded examples to further fine-tune your jazz chops! The audio is accessed online using the unique code inside each 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.