Parameters:System: open source systemBuilt-in emulator: support MAMEN64PS1NEOGEOGBAFCSFCMDCPS1CPS2CPS3PSP, etc.Screen size: 3.5-inch IPS OCA full lamination MIPI screenResolution: 640*480CPU: RK3326, ARM 64bit quad-core Cortex-A35 CPU up to 1.5GHzGPU: Mali-G31MP2 (520MHz), support OpenGL ES 3.2RAM: DDR3L, 1GBTF card: 16G-256GSpeaker: Built-in 8W cavity speakerBattery Capacity: 3500mAhInput power: 5V2ABattery Maximum Power Consumption: 5WBattery life: 8HCharging time: 2HType-C charging interface: supportType-C-OTG data port: supportHeadphone: Standard 3.5mm portFeatures:1. This Handheld Game Console Has More Than 10,000 Selected Classic Games2. Smooth Screen And High Precision Joystick3. It Supports Downloading And Collecting Games, Supports Multiple Emulators, Covers A Wide Range Of Games4. Support Online Fighting And Streaming Media To Meet Your Diverse Entertainment Needs5. This Handheld Game Machine Is Not Only A Game Machine, Or A Multi-functional Entertainment Equipment6.IPS Screen, Presenting Delicate And Clear Image Quality, More Convenient Operation And More User-friendlyPackage Included:1*Game Console,1*TF card (64G or 128G memory card optional),1*Charging Cable,1*Manual