3.5-Inch IPS Full-Lamination Display with a high-resolution 640*480 IPS screen for vibrant colors and clear visuals, enhancing the retro gaming experience. Open-Source ArkOS System runs on an open-source platform, offering flexibility and compatibility with various games and customization options. Supports External WiFi Module compatible with 2.4G and 5G dual-band WiFi for seamless online connectivity and multiplayer gaming. Arcade-Style Design features an ergonomic layout with a joystick and buttons positioned to replicate authentic arcade gameplay. Long-Lasting 3500mAh Lithium Battery provides extended playtime on a single charge. Multi-Emulator Support allows access to thousands of classic games through support for multiple emulators including PSP, PS1, GBA, SNES, and more. Dual TF Card Slots enable independent system and game storage, supporting easy system upgrades without game transfers; supports up to 256GB system card expansion (card not included). Specifications: System: Open-source ArkOS; Screen Size: 3.5 inch IPS OCA full lamination; Resolution: 640*480; Memory: 16GB + 32GB; CPU: RK3326 ARM Quad-Core High-Performance Open Source Chip; Battery: Built-in 3500mAh lithium polymer battery; Battery Life: approximately 8 hours; Charging Time: about 2 hours; Maximum Power Consumption: 5W; Input: 5V/2A; Speaker: Built-in 2W cavity horn; Charging: Type-C with OTG support; USB: OTG-USB; Headphone Jack: Standard 3.5mm; Product Weight: 0.18kg; Product Dimensions: 120 x 83 x 20.8mm.