The product is the PROSHOW PLUS software for the 1989 Atari ST computer, developed by StarSoft Development Laboratories. It comes in a sealed box, ensuring it is in pristine condition and ready to be used. This vintage computing software offers features and capabilities specific to the Atari ST system, providing a nostalgic and unique computing experience for enthusiasts and collectors. With StarSoft's reputation for quality software, users can expect a reliable and well-designed product from this sealed box. Sealed, untested. Sold As-Is.