This vintage Microsoft Windows 98 Second Edition Upgrade Operating System Big Box is a must-have for any computer enthusiast. The CD format contains the English language operating system that is perfect for upgrading your Microsoft Windows 98 system. The retail license category allows you to use the operating system for personal or commercial use without any restrictions.

The system is specifically designed for Microsoft Windows 98 and is published by Microsoft. This item is perfect for collectors or anyone who wants to relive the memories of the 90s. Get your hands on this rare piece of technology today!