IOCREST IO-PCE9922-2S MCS9922CV Chipset 2-Port DB-9 Serial (RS-232) PCI-Express Controller Card
Two serial ports transfer rate up to 250k/s; 16c550 UART Compatable standral; Fully Compliant with PCI-Express Base Specification Revision 1.0a PCIe; Multi Function Peripheral Controller with x1 Lane Interface; Supports Plug & Play