The Microsoft Visio 2000 Enterprise Edition (D89-00011) is a professional drawing and diagramming software by Microsoft. This CD format software is designed for Windows operating systems and requires a minimum of 200 MHz processor speed, 96 MB RAM, and 130 MB hard drive space. The Enterprise Edition offers advanced features and capabilities for creating detailed diagrams and flowcharts, making it a valuable tool for businesses and professionals who need to communicate and organize complex information visually.