For Genuine Windows 8.1 Professional Product Key:
- 100% Genuine Windows 8.1 Professional Product Key.
- Activate both 32 and 64 bit version.
- Support all languages version, including English, German, Japanes, French, Chinese, Spanish and so on.
- Support Microsoft Online Update.
- One Key For One Computer. When you reinstall the Operating Systems or Application Software in the same computer, you can use same Key to activate again.
- Only for Genuine Version. Not for Trail, OEM, Beta and Non-Genuine Version.
The key will be sent to your email within 12 hours after payment !