Handheld game system lets you destroy waves of aliens in Space Invaders, one of the best-selling arcade games of all time Full-colour 2.75" screen with adjustable screen brightness showcases the game graphics Ergonomic design makes it easy and comfortable to play Built-in speaker and 3.5mm headphone jack let you experience the authentic game audio with or without headphones Attached lanyard enables effortless transport Requires four AA batteries or a USB-C cable, not included