Guitar Learning System Beginner Finger Teaching Training Aids Guitar Chord Trainer Tools Folk GuitarFeature:1. The keys are accurate, easy to remember, and it's not easy to press the wrong chord position. The chord-switching performance has been improved and the playing is smoother as well. It is helpful for novices to play and practice rhythm.2. Hundreds of chords are transformed into six memory colors, and colors are played corresponding to chords that can be used to perform a large part of popular songs (songs outside of the melody are not appropriate).3. Cooperate with capo for lifting. The tuning aid is clipped to the first fret. The default pop-up is C. If you want to play the original song key, it can be used with capo to change the sound. (Capo free product)4. Designed for beginners, instead of pressing the strings with your left hand, reducing finger pain; Finger training to exert vertical force, nurture the correct shape of the hand; Improve the efficiency of chord conversion, and play more smoothly. This is the best gift for guitar lovers. Specification:Product Name: Guitar AmplifierMaterial: ABS+PCDeach: 90x80x4 0mm/3.54x3.15x1.57inWeight: About 76gApplicable People: For BeginnersApplicable Musical Instrument: Folk GuitarNote:If you want to change the threshold, please remove it and tighten it again. Do not press it back and forth as this will infer the back feet of the booster and cause injury caused by