(Bass Instruction). Now available with companion audio! Three duets and five solo pieces arranged for bass. The recordings will help players facilate mastery of these pieces, by providing accompaniment for the duets and allowing the listener to hear all of the bass parts. All pieces are arranged and performed by Dr. Bob Gallway. 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.