Amplifier-equipped electric guitar. Sound is produced using a 9V rectangular dry cell battery. The built-in speaker, external output jack, and headphone jack all produce sound normally. There are minor scratches, but it plays without any issues. There is no scratchy noise. Distortion effect works. The neck doesn't seem to be warped. After fret polishing, new strings have been installed. Please consider purchasing after understanding that this is a used item.