Kit for upgrading a Windows? XP operating system to Windows 7 Professional SP1 32-bit English-language operating system. Kit includes a USB drive and Microsoft? Certificate of Authority (CoA) sticker. - 2400573

Kit for upgrading a Windows? XP operating system to Windows 7 Professional SP1 32-bit English-language operating system. Kit includes a USB drive and Microsoft? Certificate of Authority (CoA) sticker. - 2400573