The product is a Microsoft Windows 2000 Advanced Server CD operating system in English. This commercial license is specifically designed for Microsoft Windows 2000 operating systems. The CD format makes it convenient for installation and use on computers. As an advanced server version, it offers enhanced features and capabilities for businesses and professionals. This product from Microsoft is reliable and trusted for those looking to upgrade or reinstall their Windows 2000 operating system. 2 discs in good condition.  Includes product key.  Shipped usps media mail.  I do combine shipping with other listings.