(Fast Track Music Instruction). Includes 96 songs and examples in rock, blues, R&B, funk and other styles riffs, slap and pop fifth position, scales and keys and more! 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.