HP Elite 8200 SFF Desktop PC - Intel Core i5-2400 3.1GHz 8GB 500GB DVDRW Windows 10 Pro (Certified Refurbished) Microsoft has discontinued mainstream support for Windows 7, this product may arrive upgraded to Windows 10 Professional (64-bit) Intel Core i5-2400 3.1GHz Processor 8GB DDR3 - 500GB SATA HDD (5400 RPM) DVDRW - USB Keyboard and Mouse Included This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all 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