“StarTech.com 2-Port PCI RS232 Serial Adapter Card, Dual Serial DB9 Ports, Expansion/Controller Card, Windows/Linux, Standard/Low Profile – Dual port PCI RS232 serial adapter card 16C550 UART/ASIX MCS9865 – Expansion/controller card with speeds up to 115.2Kbps/COM port | 256 byte FIFO | 9th data bit – Even/Odd/No/Space/Mark Parity – Standard bracket (low profile incl) – Windows/Linux PORT EXPANSION CONTROLLER CARD” has been added to your cart. View cart