Planet Waves Chordmaster Details;

The Quintessential Guitar Chord Library in the palm of your hand.
• Contains more than 4000 chord voicings.
• Excellent for beginners through advanced guitarists.
• LCD touch screen helps you easily navigate through the entire chord library.
• Convenient size fits easily in guitar case.
• Displays all chords for both right- and left-handed musicians.
particular zone.
• New - from 2005 now with backlight!