Guitar Beginner One-Key Guitar Chord Learning System,Classical Guitar Practice Aid Tool For Trainer Beginner,Just Press Buttons And Play

Adults or children, young or old, anyone can quickly and easily learn to play guitar.Play 4-chord songs in G major with no problem at all .
Your guitar neck must be 1 1/2 ”minimum & 1 7/8” maximum width) and the distance from the nut to the 3rd fret should be approximately 4 ″.
This version of the chord practice aid does not currently work on left-handed, 12-string, classical or half-sized (children’s) guitars.