(Guitar Educational). Learn to master rock's most tried-and-true sound: the power chord. With just a few different power chord shapes, you can rock through hundreds of songs from death metal, to rockabilly, to grunge and beyond. This book/audio pack includes: famous progressions from popular songs, by artists from Alice in Chains to Weezer; clear photos and frames of all the essential power chords; riffs in all styles; alternate tunings; notes and tab. 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.