Add Serial & Parallel support to Embedded Systems via mini PCI Express This Mini PCIe card is small enough to fit into most embedded & micro systems allowing serial & parallel support connectivity High Performance Single Channel Oxford 950 UART with data transfer rate up to 460.8 Kbps offering reliability & speed Broad operating system compatibility allows for simple integration into mixed environments The PEX1S1PMINI 1S1P Mini PCI Express Serial Parallel Card w/ 16950 UART turns a mini PCIe slot into 1 RS232 (DB9) Serial port & 1 Parallel port. A native PCI Express single chip design means that you can take advantage of full PCI Express capability, providing enhanced speed & reliability while reducing the CPU load by as much as 48% over conventional bridge chip cards. Compatible with a broad range of operating systems including Windows®, Linux, & Mac OS, the mini-PCI Express Serial/ Parallel Card can be installed into almost any system. The mini PCIe Parallel/ Serial combo card offers a cost-saving solution for adding legacy serial & parallel support for embedded systems that aren''t normally compatible. Backed by a Star Tech.com lifetime warranty & free lifetime technical support. What’s in the box Mini-PCIe Controller Board DB25 to board adapter DB9 to board adapter Driver CD Instruction Manual