Microsoft Windows 7 Home Premium
Windows 7 Home Premium (32- or 64-bit) DVD from Microsoft is the long-awaited successor to the ubiquitous Windows Vista operating system. Building upon Vista's impressive feature set, Windows 7 adds many features which simplify the way you use your PC, as well as the way that your PC connects to the world.
The Home Premium edition of Windows 7 is designed to meet the needs of the modern home. Designed with entertainment and Internet use in mind, the OS features improved desktop navigation, improved speed, the Internet Explorer 8 web browser, Windows Media Center, and HomeGroup networking. Both the 32-bit and 64-bit editions of the operating system are included on the disc, allowing you to install the edition which best suits your needs.