【High-Definition Gaming】3.5-inch IPS screen with 640*480 resolution delivers excellent game video quality for an immersive gaming experience. 【Portable Retro Design】Ultra-compact size with a charming retro design, perfect for gaming on-the-go during business trips, travel, or camping adventures. 【Long-lasting Battery】Built-in 3500mAh rechargeable battery ensures extended playtime, letting you enjoy your favorite games for hours on a single charge. 【Extensive Game Library】Pre-loaded with classic games across various genres including adventure, action, and racing. Compatible with 21 emulators, supporting a wide range of game formats. 【Versatile Linux System】Powered by a 64-bit Linux system, this device supports 32-bit applications and wired controllers, making it more than just a gaming console. 【Multi-Emulator Support】Compatible with numerous emulators including MAME, N64, PS1, NEOGEO, GBA, FC, SFC, MD, CPS1, CPS2, CPS3, and PSP for a vast gaming experience. Specifications: Screen: 3.5-inch IPS OCA fully bonded HD MIPI screen Resolution: 640*480 CPU: RK3326 ARM 64bit quad-core Cortex-A35 CPU up to 1.5GHz GPU: Mali-G31MP2 (supports OpenGLES 3.2) RAM: 1GB DDR3L Storage: Supports 16G-256G TF card Speaker: 16G-256G Battery: 3500mAh built-in lithium battery Input Power: 5V/2A Maximum Power Consumption: 5W Battery Life: 8 hours Charging Time: 2 hours Charging Port: Type-C (supports OTG) Audio: Standard 3.5mm headphone jack Operating System: Open-source Linux system