Dell OptiPlex 980 SFF Desktop Computer with 19-Inch LCD monitor Black/Silver - Intel Core i5 650 @3.2 GHz 8GB DDR2 750GB HDD, Windows 7 Pro 64 Bit WiFi Keyboard Mouse Speaker Intel Core i5 650@ 3.2GHz, 8GB DDR3 RAM, 750GB HDD,DVD ROM 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 Come with 19 inch LCD Monitor : Convenient onscreen access to your peripherals through the available plug-and-play