The Dell OptiPlex 5400 All-in-One is a refurbished unit with a black finish. It features an Intel Core i7-12700 processor with 12 cores at 2.10GHz, 16GB of DDR4 RAM, and a 256GB M.2 PCIe NVMe SSD. The 23.8-inch FHD WVA Anti-Glare Display has a 1920x1080 resolution, and connectivity includes Intel Wi-Fi-6E and Bluetooth 5.2. This model also includes an integrated FHD camera, high-definition audio with stereo speakers, and a Dell Pro Wireless Keyboard and Mouse Combo (KM5221W).