Windows 8.1 Professional Key 32/64-Bit

Windows 8.1 is valid for both 32 and 64 bit versions. The activation key can be used for 1 PC.

With Windows 8 Pro key, you can connect and share your files. Windows 8 Pro also adds enhanced features if you need to connect to company networks, access remote files, encrypt sensitive data, and other more advanced tasks.

Most importantly,you won't regret buying Windows 8.1 Pro owing to its personalized home --- The new Windows 8 start screen is your personalized home for items you use the most and can be customized according to your user preferences. Windows 8 Live tiles provide real-time updates from your Facebook, Twitter, and e-mail accounts. Along with the new Start screen, the lock screen now includes e-mail, calendar, and clock widgets.

To access your PC, Microsoft has replaced a standard PIN or password with a swipe gesture; unlock your PC by clicking or swiping preset locations you’ve selected on the lock screen. New functions also allow you to search for your favorite software programs, open, close, hide, resize, or run multiple apps simultaneously with the swipe of a finger or a swipe of the mouse.

Windows has also made changes to make your PC more secure by boosting its existing security features and adding "SmartScreen," which acts to prevent suspicious programs or apps from being installed or running on your machine. Finally, If you buy Windows 8 Pro key, it also gives you the ability to "refresh" itself to give users a new starting point and a cleaner version of Windows.

Minimum requirements:
Processor: 1 GHz 
Memory: 1 GB - 32 bit / 2 GB - 64 bit
Disk space: 16 GB - 32 bit / 32 GB - 64 bit
Other DirectX 9 graphics device with WDDM 1.0