Features: Officially Licensed. Includes Space Invaders , Space Invaders Part II, Lunar Rescue . High Resolution 3.5" Full Color Vertical Display. Features Artwork Inspired By The Original Space Invaders Arcade Cabinet. High Score Saving. Fully Playable On-The-Go. Intuitive User Interface. 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). Perfect For Any Game Room, Office Or Display Case!