Windows 10 Dell Optiplex Computer,Intel 3.4GHz Dual Core CPU Processor, 250GB 7200 RPM , New 4GB Memory, CDRWRW/DVDRW This certified reconditioned product is tested and certified by the manufacturer or by a third-party seller to look and work like new, with some signs of wear. The reconditioning process includes functionality testing, inspection and repackaging.