HP Pro Desktop Small Form Factor with Windows 7 Professional, Intel Pentium 2.93GHz, 4GB DDR3, 1TB HDD (Certified Refurbished) This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. Slim Form Factor Desktop with 13.3" x 3.9" x 14.3" dimension. Great system for business and office use. Comes with Keyboard and Mouse. Intel Core Pentium E6500 2.93 GHz, 4 GB DDR3, 1 TB HDD, Intel HD Graphics GMA4500, Windows 7 professional English 64-bit; DVD Drive, 10 USB 2.0, 1 VGA, 1 DVI, RJ45, 10/100Mbps LAN, NO WiFi, 1 PCI Slot 1 PCI Express x16 Slot 2 PCI Express x1 Slot HP Debranded. Logo covered by removable decal. For complete specs visit: http://www8.hp.com/h20195/v2/getpdf.aspx/c04168353.pdf