HP Pro 400 G9 SFF Business Desktop — Intel Celeron G6900 (3.4 GHz), 16GB DDR4, 512GB PCIe SSD, Dual 4K, USB-C, DP & HDMI, Wi‑Fi, Windows 11 Pro

Compact, business-ready HP Pro 400 G9 SFF desktop powered by the Intel Celeron G6900 (Dual‑Core, 4MB Cache, 3.4 GHz) with integrated Intel UHD Graphics for reliable everyday performance and clear visuals. This configuration ships with 16GB DDR4 memory and a 512GB PCIe SSD, and can be expanded up to 64GB DDR4 and up to a 1TB PCIe M.2 SSD to meet heavier multitasking and storage needs. Built for modern connectivity: 1 x USB Type‑C; 3 x USB Type‑A; 1 x headphone/microphone combo; 1 x audio‑out; 1 x power connector; 1 x RJ‑45; 1 x HDMI 1.4; an additional 3 x USB Type‑A; 1 x DisplayPort 1.4; and 2 x USB 2.0 Type‑A. Includes wired keyboard and mouse, Bluetooth, and Wi‑Fi for flexible networking. The SFF chassis measures 19.3 x 15.8 x 8 inches and weighs under 9 pounds, offering a durable, space‑saving design suitable for office or home use. Windows 11 Pro comes preinstalled with TPM 2.0 and HP Wolf Security to help protect your system while supporting organized multitasking and modern productivity workflows.