Pci express serial adapter STARTECH.COM | PC Components

4 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 4x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer - OPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 1

StarTech.com's 8-port PCI Express RS232 serial adapter card provides multiport serial DB9 controller and expansion functionality with 16C1050 UART, 15kV ESD protection, and compatibility with Windows and Linux.