Star Tech.com's PCI2S950DV offers high performance 16C950 serial UART channels/ports for connecting any new or old serial peripheral, with data transfer rates of up to 460 Kbps. Perfect for connecting serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters & more, to your system. Installation is a breeze with the option of using PCI 5V / PCI-X 3.3V. This card supports Windows Vista, XP, ME, 2000, 98, 95 & NT4. Plus, IRQ sharing & a PCI plug & play interface, guarantee convenient, hassle-free connections.