R36S Retro Handheld Game Console Linux System 3.5-Inch IPS Screen Portable Video Player 1. High-resolution display: The 3.5-inch IPS screen provides a resolution of 640x480, bringing excellent visual effects and providing an immersive gaming experience.2. Dual joystick design, supporting dozens of mainstream simulators3. RK3326, ARM 64bit quad-core 1.5Ghz professional game chip, can easily run large 2D and some 3D games4. Built-in 3200MAH polymer battery, removable to see the battery status more intuitively. The battery adopts two-way protection, chargingdischarging is safer, and a full charge can play compatible with 4 hours.5. OTG adapter, through the adapter cable, it can be output synchronously on the large screen, and it can also be connected to the handle through the adapter cable to achieve two-player games.6. This retro handheld game console is conveniently designed, can be easily put into your pocket, and provides up to 128GB of games compatible with your entertainment anytime, anywhere.7. Using Linux operating system, smooth percompatible withmance, user-friendly operating system, can enhance the gaming experience.Parameters:1. System: Open source Linux system2. Built-in emulator: support MAMEN64PS1NEOGEOFCSFCMDCPS1CPS2CPS3etc.3. Screen size: 3.5-inch IPS OCA fully laminated MIPI screen4. Resolution: 640 x 4805. CPU: RK3326, ARM 64bit quad-core Cortex-A35 CPU up to 1.5GHz6. GPU: Mali-G31MP2 (520MHz), support OpenGL ES 3.27. RAM: DDR3L, 1GB8. TF card: support 16G-256G TF card expansion9. Speaker: built-in 8W cavity speaker10. Battery capacity: 3200mAh11. Input power: 5V2A12. Battery life: 8H13. Charging time: 2H14. Type-C charging port: supported15. Type-C-OTG data port: supported16. Headphones: standard 3.5mm port