The SLMA3020 Mini PCIe 2 Serial 1 Parallel Card uses the PCIe interface standard for expansion bus, enabling this card to be installed on any embedded or micro system with Mini PCIe expansion capability. Most of the latest motherboards no longer come with legacy serial port. By using this card, end user/system supplier can add serial and parallel ports to the computer for connecting their I/O devices. The card offers superior performance and unmatched data transfer rates. It is also ideal for industrial automation applications For more details on product, Please refer to http://www.papyrus.co.il/minipcieserialparallelcombo.htm