Windows 7 Sp1 Product Key - Mar 08, 2011 · Windows Embedded Standard 7 SP1 consists of 3 DVD5 images (ISO's). Download the .exe and .rar files for each DVD image into its own folder and run the .exe file in that folder to reconstitute the .ISO file.. Windows 7: is the computer operating system we’ve all been waiting for! This version of the Windows operating system provides a deceptively simple computing experience; deceptive because on a Windows 7 computer, you can perform more—and more. The Windows 7 SP1 Official ISO images hosted on Digital River are genuine and official version, and the downloads from the server is totally free and definitely legal. It’s after all one of the official channel where end-users who purchase a license (product key) for Windows 7 get the setup installation files..