Yamaha EZ-EG Digital Guitar 12 lighted frets show hand position for chords, 3 play modes, which include: Strumming: practice for right hand  chords change automatically Chord Training: practice for left hand  no strumming required, just make chord changes Full Play: practice for both hands  it shows you chord changes, while you strum and play chords 6 strings for strumming or finger-picking,9 realistic guitar and 8 bass guitar sounds, plus banjo, shamisen, and piano 3 built in songs plus 15 song riffs to learn to play, MIDI In and Out, Flash ROM to download more songs to learn, Volume, tempo, balance and capo controls, Standard tuning plus open tuning options, Built-in speaker