Nintendo's Game Boy, featuring a dot matrix screen and stereo sound. This is the original model! Includes instruction manual and a set of 3 game cartridges. Some of the game cartridges have magic marker writing on them! Dr. Mario The mark in the 18th photo has been erased with an app. The circled area. The unit is generally yellowed! It's old, but power-on and battery operation have been confirmed. Images have been checked. Operation has been confirmed. No battery leakage. Thank you for your understanding. - Brand: Nintendo - Model: Game Boy - Screen: Dot Matrix - Sound: Stereo Sound - Battery Indicator: Yes Thank you for viewing.