Feature:1. Pocket Handheld Gaming Console: Open source system, 3.5 inch OCA fully laminated HD MIPI screen with 640x480 resolution, professional gaming CPU for RK3326, 1.5HZ, 64 bit gaming system, it can easily run large 2D And some 3D games!2. DUAL SYSTEM HANDHELD GAMING CONSOLE: Open source dual system, emulator handheld support dozens of emulators, can play multiple games, 4 L/R keys on the back of the spring, combined with bending and grip design, you can play games better.3. 3500mAh HIGH CAPACITY BATTERY: Built in 3500mAh high capacity li battery, super long standby time and battery life. Supports up to 6 hours of gaming time. Supports fast charging with USB Type C cable.4. IMPROVED OTG FOLDING PORT: The retro handheld game console can be output on a large screen through the for folding line, and can also be connected to a joystick through an adapter cable to realize two player games. (Without OTG cable)5. DUAL 3D JOYSTICK: Adult handheld game cross keys with joystick, you can choose the best combination of keys according to different games to enhance the gaming experience.Specification:Item Type: Retro Handheld Game ConsoleMaterial: ABSBattery: Polymer Lithium Ion Battery (Built In), Capacity: 3500mAhColor: WhiteCPU: for RK3326 (ARM 64bit Quad Core Cortex A35 CPU up to 1.5GHz)GPU: for Mali G31MP520MHzMemory: Can support 16-256G memory card(not included)RAM: DDR3L 1GBScreen: 3.5 Inch ScreenScreen Resolution: 640x480Power Port: USB COTG: Support (Without OTG Cable)Sound Port: 3.5mm Headphone JackSpeaker: Built In 8W Speaker.Package List:1 x Handheld Game Console1 x USB Cable1 x User ManualNote:The small memory card included with the product contains the game file system package, if you need to download another game, it is recommended to repurchase the small memory card backup operating, it is not recommended to download another game in the included small memory card, so as not to damage the original file package.