One of Carcassi's (1792-1853) most famous collections of classical guitar music - indispensable for the modern guitarist's musical and technical development. Performed by Paul Henry. Book includes audio demos of each study for 49-minutes of audio. 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.