No sore fingers because there are no strings to press! Lets you learn to strum while it plays the chords. Shows you the notes for chords using the lights. This guitar is always in tune/no tuning required because no strings required! 25 built-in songs and riffs to play. Find your favorite MIDI song file on the Internet and transfer it into the EZ-AG with optional UX-16 MIDI-USB interface. Change the sound on the guitar to a piano or bass sound & amp and play those instruments. Now anyone, of any age, can learn chords and strumming by following lights! Features include a selection of built-in songs and riffs for you to play along with and you can download more songs from your computer into the guitar. In addition to 9 realistic guitar sounds, there are 8 bass guitar sounds, banjo, shamisen and grand piano. It comes with a built-in speaker and headphone jack and can be connected to an external amplifier (optional). Item is in good condition and all buttons are confirmed working! Comes with AA batteries.