Description: Parameters: System: open source system Built-in emulator: support MAME or N64 or PS1 or NEOGEO or GBA or FC or SFC or MD or CPS1 or CPS2 or CPS3 or PSP, etc. Screen size: 3.5-inch IPS OCA full lamination MIPI screen Resolution: 640x480 CPU: RK3326, ARM 64bit quad-core Cortex-A35 CPU up to 1.5GHz GPU: Mali-G31MP2 (520MHz), support OpenGL ES 3.2 RAM: DDR3L, 1GB TF card: 16G-256G Speaker: Built-in 8W cavity speaker Battery Capacity: 3500mAh Input power: 5V or 2A Battery Maximum Power Consumption: 5W Battery life: 8H Charging time: 2H Type-C charging interface: support Type-C-OTG data port: support Headphone: Standard 3.5mm port Features: 1. This Handheld Game Console Has More Than 10,000 Selected Classic Games 2. Smooth Screen And High Precision Joystick 3. It Supports Downloading And Collecting Games, Supports Multiple Emulators, Covers A Wide Range Of Games 4. Support Online Fighting And Streaming Media To Meet Your Diverse Entertainment Needs 5. This Handheld Game Machine Is Not Only A Game Machine, Or A Multi-functional Entertainment Equipment 6.IPS Screen, Presenting Delicate And Clear Image Quality, More Convenient Operation And More User-friendly Package Included: 1xGame Console, 1xTF card (64G or 128G memory card optional), 1xCharging Cable, 1xManual