This UGT-PCE20SR is part of a series of I/O card based on the PCI Express technology. It offers two independent Serial Communication ports that enable you to connect serial devices like Point of Sale terminals, modems, printers, scanners, cash registers, bar code readers, keypads, numeric displays, electrical scales, data acquisition equipment, and other serial devices for the PC and compatible systems. This card is designed to meet PCI Express Specification and with the standard or low profile brackets can be installed virtually in any PC with all major operating systems. The I/O address and IRQ are automatically configured to simplify the installation at the same time offers a reliable and high performance solution for Serial Communications.