Features: High-performance processor: ARM quad-core 1.8GHz processor, capable of running FPS games smoothly at a speed of 60 Hz, bringing unparalleled gaming experience to players. High-Clear display: 4.0-inch IPS OCA full-fit display, 1:1 high-clear 720 * 720 resolution, supports vertical screen games, such as airplane game machines, etc., making the game screen clearer and the colors more vivid. Open source system: Any upgrade of the open source system, compatible with mainstream 64-bit 3D simulators, such as: MAME, N64, PS, NEOGEO, GBA, NDS, etc., allowing players to choose and replace games freely. High-Clear TV connection: Supports high-clear TV connection, allowing players to enjoy games on the big screen, more exciting and interesting. Long battery life: TYPE-C fast charging, long and stable battery life, 8 hours of battery life, 2 hours of charging, 4100 mAh lithium battery, allowing players to enjoy the game for a longer time. Original 3D joystick: precise control, easy to play, allowing players to operate more freely in the game. Portable design: small appearance, play when you go out, pick up and go, anti-slip design, beautiful and generous, strong protection, allowing players to enjoy the game anytime, anywhere. Specification: Optional color: Black / White / Blue Optional memory: 16G+64G / 16+128G Material: ABS System: Multiple open-source Linus Support: MAME/N64/PS/CP3/NEOGEO/GBA/NES/SFC/MD/NDS... Display screen: 4.0 inch IPS OCA full fit Resolution: 720*720 Master control: CPU ARM quad-core 1.8GHz open source chip RAM: LPDDR4 1GB WIFI: Built-in WIFI 5G+BT Support expandable storage: TF1-OS(16GB- 256GB)/TF2-GMAE(16GB 256GB) Voice: Built-in cavity horn 1W*2 Lithium battery capacity: 4100mAH Input power: 5V2A Maximum power consumption: 5W Battery life: 8 hours Charging time: 2 hours Interface: TYPE-C fast charging, TV display, OTG-USB, Headset Standard 3.5MM Product size: 14.2*8.1*1.9cm Product weight: 0.2kg Packing size: 17.3*10.2*4.5cm Packaging weight: 0.36kg Package list: 1* Console 1* Charging cable 1* Manual