This product is a PCI Host Adapter for the Digi International AccelePort^® Xem asynchronous concentrator, an expandable, modular and intelligent serial communication adapter designed specifically for small to mid-size installations. The Digi AccelePort Xem is optimized for configuring high performance multiuser systems and broad-based server solutions for remote access environments. If your business is looking to reap all the benefits of high-performance workgroup computing at the lowest price per port, look no further than the AccelePort Xem. This system is a fast, reliable way to connect terminals, printers, modems, instruments, and other serial peripherals, making it perfect for applications such as multi-point data acquisition, office/factory automation, and industrial control processing.