LEFT HANDED Chord Buddy Guitar Learning System w/ True Tune Clip-on Chromatic Tuner LEFTY LEFT HANDED Model. Start playing from the minute you attach the Chord Buddy to your guitar Please mesure your neck before ordering. This version only works on necks from 1 1/2" minimum to 1 7/8" maximum.Extremely quick progression with a proven, effective, all-in-one system, suitable for all ages Works on acoustic and electric guitars and helps you make the C,D,G & E minor Chords Included lesson plan and companion DVD will have you playing popular songs in no time. Includes a True Tune TT-05 chromatic tuner! This unit does not work on classical, 12-string or fractional size guitars