[Technical support] GEEKOM A5 mini computer has already pre-installed Windows 11 Pro system and supports changing the OS to Windows 10 Pro, and Linux. We provide a One-Year limited warranty and lifetime professional customer service. Please do not hesitate to contact us whenever you need pre-sale or after-sale support. [8K UHD & 4 Screens Support] GEEKOM A5 mini computer equipped with AMD Radeon Vega 8 Graphics and have 2 x USB 3.2 Gen 2 Type-C ports(8K@30Hz), 2 x HDMI 2.0 ports(4k@60Hz), Support four displays at the same time to providing perfect productivity and visual experience for office workers, gamers, video editors or high-end graphic designers. [Say bye to Delays] GEEKOM ryzen mini pc have 2.5GB LAN port and Wi-Fi 6 wireless providing a faster internet experience for browsing and streaming. Bluetooth 5.2 allowing you more quickly and more stable to connect other wireless devices (headset, mouse, keyboard, etc.), freeing you from the mess of wired desktops. [32GB 3200MHz DDR4&512GB PCIe SSD] The A5 Ryzen mini pc is equipped with a 32GB 3200MHz RAM, which is 20% faster than 2666MHz RAM and supports Dual-channels, expandable up to 64GB(32+32), and offer 512GB PCIe Gen3x4 SSD, support expandable to 2TB capacity. Additionally, it extra has 1 x 2.5" SATA HDD (7mm) slots, expandable up to 2TB capacity. [Powerful AMD Mini PC] GEEKOM Mini A5 mini computer is equipped with an AMD Ryzen 7 5800H processor (8C/16T, 16MB Cache, up to 4.4GHz). Its Zen 3 architecture and 7nm process have drastically improved performance, providing super-fast responsiveness, and allowing for an unparalleled work and gaming experience. It is designed for a variety of solutions such as education, home office, media center, HTPC, digital signage, etc.