Book with online audio. This unique volume contains duets of 8 well-known J.S. Bach pieces, for two guitars. Works for either pick or fingerstyle guitar. The audio contains both parts and using the included Playback+ audio player you can slow down without changing pitch, set loop points, change keys, and pan left or right so you can play either part along with a professional. 8 pieces: "Bourree in E Minor," "Gavotte," "Gavotte II from Lute Suite No. 3," "Invention in D Minor," "Invention No.13," "Invention No. 1," "Minuet I (Anna Magdalena)" and "Suite in E Minor." Note/tab. 38 pp.