Popularized on Shark Tank, Chord Buddy is the tried and true guitar learning method for beginners. As soon as the Chord Buddy is properly attached to your classical (wide neck) guitar, you will be making music! Within a few weeks, you'll begin removing some of the tabs and making the chords on your own. In two months, you'll be able to play the guitar with no ChordBuddy at all. ChordBuddy works on full size guitars. The Chordbuddy makes the chords G,C,D,Em in the Key of G. This listing is for the ChordBuddy unit, True Tune guitar tuner and online access to video instructions. This offer does not include any physical or digital books, DVD's physical or digital literature. Will not work on half-sized, 12-string or standard neck size guitars.