This version of Windows 7 Ultimate RTM has come right from Dell (as quoted on source) and as it is pre-activated OEM DVD, you don?t need any product key or activators to crack it. It is a full-fledged working activated Windows 7 final for life!
Supported Dell System (Pre-Activated before install)
Windows 7 Ultimate is the Ultra edition of the Windows 7 operating system as it is the only edition of Windows 7 that has complete features. All other editions ? with the exception of Windows 7 Enterprise which is Windows 7 Ultimate branded differently ? lack features that are included in Windows 7 Ultimate. It combines remarkable ease-of-use with the entertainment features of Home Premium and the business capabilities of Professional, including the ability to run many Windows XP productivity programs in Windows XP Mode. For added security, you can encrypt your data with BitLocker and BitLocker To Go. And for extra flexibility, you can work in any of 35 languages. Get it all with Windows 7 Ultimate.
Inspiron 1440 <---TESTED OK
Inspiron 545, 545s
Inspiron 15
Studio and Studio XPS
Studio 1555, Studio 1545, Studio 1525 and Studio XPS <---TESTED OK
Studio One 19
Studio XPS 13
Studio XPS 16 Studio Hybrid
Studio XPS 435
Adamo 13
Latitude XT2
Latitude E5400
Latitude E5500
Precision M4400
Vostro 420
Vostro 320 AIO
Latitude E4300
Precision M6400
OptiPlex 360
Latitude E6500
Latitude E4200
Latitude E6400
OptiPlex 760
OptiPlex 960
OptiPlex 160
Latitude E6400 ATG
Vostro 1320
Vostro 1520
Precision T3400
Precision T3500
Precision T5500
Vostro 1720
Vostro 1220
Precision T7500
Precision R5400
Vostro 1014
Vostro 1088
Vostro 1015
Studio XPS 13
Studio XPS 16