Microsoft Windows 7 Professional (64bit OEM ONLY)
PLEASE NOTE: This is the 64bit oem version. only

Windows 7 Profesional offers a rich, dynamic entertainment experience on your PC, making it easy to create a home network and share all of your favorite photos, videos, and music. You can even watch, pause, and rewind TV or record it to watch whenever and wherever you want.

• Windows 7 Professional (includes 32 and 64-bit versions) lets you run Windows XP productivity programs in Windows XP Mode, recover data easily with automatic backups to your home or business network, connect to company networks effortlessly and more securely
• Make the things you do every day easier with improved desktop navigation
• Start programs faster and more easily, and quickly find the documents you use most often
• Make your web experience faster, easier and safer than ever with Internet Explorer 8
• Easily create a home network and connect your PCs to a printer with HomeGroup
• Record TV on your PC: Watch, pause, rewind, and record TV, movies, and other video content with Windows Media Center, updated to manage a single TV guide containing both standard and digital high definition TV shows.
• Personalise your desktop: Easily change backgrounds, window colours and sounds to reflect your personal style. You can even turn your desktop into a slide show of your favorite photos.
• Share files across the various PCs in your home: Use HomeGroup to connect your PCs running Windows 7 to a single printer. Specify exactly what you want to share from each PC with all the PCs in the HomeGroup.
• Pin any program to the taskbar: Any program is always just a click away - and you can rearrange the icons on the taskbar just by clicking and dragging.
• Stream music files on any network-connected device: Just open Windows Media Player, right-click on what you'd like to hear, select Play To, and you'll see a list of devices and PCs on which you can play your music.
• Find virtually anything on your PC - from documents to photos to e-mail: Just click on the Start button, and enter a word or few letters in the name or file you want into the search box, and you’ll get an organised list of results.
• Access recently used files with just two clicks: Right-click the relevant program icon (such as Word) on your taskbar and Jump List will show your most recent, frequently used, and pinned Word documents.