Dell OptiPlex 980 Small Form Factor Desktop Intel Core i5 Processor - 8GB DDR3 RAM 500GB Hard Disk, Windows 7 Pro 64 Bit &ndash; WiFi Ready - Keyboard Mouse (Certified Refurbished) This Certified Refurbished product is tested and certified to look & work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com Intel Core i5 650@ 3.2GHz, 8GB DDR3 RAM, 500GB HDD, DVD RW - Operating System: Windows 7 Pro 64 Bit Comes with a free WIFI USB ADAPTER To Allow Wireless Internet Use The premier OptiPlex 980 is Dell's most powerful and flexible desktop solution designed for best-in-class performance and collaboration, while enabling business-class control. It delivers premier technology that helps simplify systems management and security that blend seamlessly into office environments/ Home use Convenient onscreen access to your peripherals through the available plug-and-play VGA