①. Description: Parameters: System: Open source Linux system; Built-in emulator: support MAME/N64/PS1/NEOGEO/FC/SFC/MD/CPS1/CPS2/CPS3, etc.; Screen size: 3.5 inch IPS OCA fully laminated MIPI screen; Resolution: 640*480; CPU: RK3326, ARM 64bit quad-core Cortex-A35 processor up to 1.5GHz; GPU: Mali-G31MP2 (520MHz), supports OpenGL ES 3.2; RAM: DDR3L, 1GB; TF card: 16G-256G; Speaker: Built-in 8W speaker; Battery capacity: 3500mAh; Input power: 5V/2A; Maximum battery power consumption: 5W; Battery life: 8H; Charging time: 2H; C type charging interface: Support; Type-C-OTG data port: support; Headphone: standard 3.5mm port ②. Features: 1. This handheld game console has more than 10,000 selected classic games; 2. Smooth screen and high-precision joystick; 3. It supports game download and collection, supports multiple emulators, covers a wide range of games; 4. Support online combat and streaming media to meet various entertainment needs; 5. This handheld game machine is not just a game machine or an entertainment equipment; 6. IPS screen, featuring delicate and clear image quality, more convenient operation and more user-friendly ③. Package: 1*game console, 1*TF card (64G or 128G memory card optional), 1*charging cable, 1*manual