Features: Officially Licensed Titles, Galaga And Galaxian. High Resolution 3.5" Full Color Vertical Display. High Score Saving. Includes Classic Mode And Fast Shoot Mode. Features Artwork Inspired By The Original Galaga Arcade Cabinet. Built-In Speaker With Volume Control. 3.5 Mm Headphone Port To Connect Your Headphones. Adjustable Screen Brightness. Powered By Either 4 Aa Batteries (Not Included) Or A Usb-C Cable (Not Included).