The product is a vintage Microsoft MS DOS 6.22 upgrade software program for computers. The operating system, made by Microsoft in the United States, is specifically designed for use with Microsoft DOS operating systems. This program provides users with updated features and capabilities to enhance their computing experience on older systems. With the original packaging and being new in box, this software offers a glimpse into the past of computer technology and allows users to take advantage of the advancements made by Microsoft in the late 90s.