StarTech.com 2 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART (PEX2S553) - Seriel adapter - PCIe lavprofil - RS-232 x 2 - for P/N: BNDTB10GI, BNDTB210GSFP, BNDTB310GNDP, BNDTB410GSFP, BNDTB4M2E1, BNDTBUSB3142