Microsoft Windows Vista Home Premium Upgrade Version w/ Case / CD / Product Key

The Microsoft Windows Vista Home Premium Upgrade Version comes in a CD format with a product key included. It is designed for operating systems based on Microsoft Windows Vista and requires a minimum of 20 GB of hard drive space, 512 MB of RAM, and a processor speed of 800 MHz. The language is set in English and the product originates from the United States. This upgrade version offers a user-friendly interface and a variety of features to enhance the functionality of your computer.