Dell OptiPlex (Intel Core2Duo 2.0GHz CPU, 160GB, 4GB Memory, Windows 7 Professional) w/ Dell 19inch LCD Monitor (Certified Refurbished) This Certified Refurbished product is tested and certified. The refurbishing process includes testing, cleaning, inspection, and repackaging. The product ships with all relevant accessories, a 90-day warranty, and will arrive in a generic box. Only select sellers may offer Certified Refurbished products on Amazon Runs: Microsoft Windows 7 Professional-32 bit. What Runs It: Core 2 Duo 2.0GHz Processor. What's Inside: 4GB RAM, 160GB Hard Drive, DVD Player What's Included: Dell 19in LCD Monitor, New Keyboard, New Mouse, New Cables.