Features1. High definition color screen: 3.5-inch full fit color screen: high-resolution 640 x 480 pixels, clear picture quality, delicate and soft colors, can effectively reduce eye pain and fatigue for long-term gaming.2. Dual 3D joystick: The combination of cross directional keys and dual joystick design allows for the selection of the best button for different games, enhancing the gaming experience.3. Upgrade L/R button: The back of the L/R button features a realistic spring and rigid design, combined with exquisite curvature and grip technology, allowing for better finger release and gaming experience.4. Long battery life: Built in 2500MAH polymer battery, detachable for a more intuitive view of battery status. The battery adopts bidirectional protection, making charging/discharging safer, and can play for 4 hours on a full charge.5. Easy to carry: The size of the game console is very convenient to carry and does not take up too much space, allowing you to use it wherever you go.SpecificationStyle: 64GB, 128GB, 16+64GB, 16+128GBSystem: Open source Linux systemScreen: 3.5-inch IPS OCA Full Fit HD MIPI ScreenC P U: RK3326Resolution: 640 * 480Speaker: 8W cavity speakerBattery: Maximum power 5W, range 8H, charging 2HInterface: Supports Type-c, Type-c-otgHeadphones: Standard 3.5mm jackColor: Transparent Black, Transparent Purple, WhiteIT card: 64G/128GSize: 16.5cm x 10.5cm x 4.5cmWeight: 330 gPackage Include:1x R36S Retro Video Games Console1x Charging cable1x Instruction manual