"StarTech.com PCI2S550 RS-232 Serial Adapter Card with 16550 UART, Dual Port PCI"

"Unlock advanced serial device functionality with the StarTech.com PCI2S550 RS-232 Serial Adapter Card. This dual-port card fits into a PCI slot, adding two RS-232 serial ports to your PC. Ideal for integrating any PC running Windows, DOS, or Linux, it offers seamless operation and compatibility. Achieve data transfer rates up to 460.8 Kbps, ensuring peak performance for serial devices. Installation is straightforward with included instructions, providing a reliable solution for connecting devices like modems, printers, and more."