Dell OptiPlex 745 SFF/Pentium D 950 @ 3.4 GHz/4GB DDR2/1TB HDD/DVD-RW/WINDOWS 7 PRO 64 BIT 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. Windows 10 PACKAGE DOES NOT include monitor or keyboard/mouse