【Open Source Linux System】 Pre-installed with emulators supporting MAME, N64, PS1, NEO, GBA, FC, SFC, MDI, CPS1, CPS2, CPS3, and PSP games 【High-Quality Display】 Features a 4.0-inch IPS OCA fully laminated HD MIPI screen with 720x720 resolution for crisp visuals 【Powerful Performance】 Equipped with a Rk3326 ARM64bit quad-core Cortex-A35 CPU (up to 1.5GHz) and MALI-G31MP2 GPU for smooth gameplay 【Expandable Storage】 Comes with 64GB built-in storage, expandable via TF card up to 256GB for a vast game library 【Long-Lasting Battery】 4000mAh built-in lithium battery offers up to 6 hours of gameplay on a single charge Specifications: Screen: 4.0-inch IPS OCA fully laminated HD MIPI, 720x720 resolution CPU: Rk3326 ARM64bit quad-core Cortex-A35, up to 1.5GHz GPU: MALI-G31MP2 (520MHz), supports OpenGL ES 3.2 RAM: 1GB Storage: 64GB EMMC, expandable via TF card (16G-256G) Speaker: Built-in 8W cavity speaker Battery: 4000mAh lithium battery Battery Life: Up to 6 hours Charging Time: 2 hours Input Power: 5V 1.5-2A Max Power Consumption: 5W Interfaces: Type-C charging port, 3.5mm headphone jack OTG Support: Yes