Sunix SER6456A PCI-express x1 4-Port RS-232 Serial Card Speed up to 115.2Kbps

StarTech 2 Port Native PCIE RS232 Serial Adapter Card 16950 UART

High Speed 2 Port RS-232 RS232 Serial Port COM to PCI-E PCI Express Card

PCI Express Serial Communications Card PCIe, 2 Port, RS232, 1 Mbaud high profile

PCI-E Serial DB9 RS232 Parallel DB25 Adapter PCI-E to 2 Ports Serial DB99952

PCI-E Serial DB9 RS232 Parallel DB25 Adapter PCI-E to 2 Ports Serial DB98744

PCI-E Serial DB9 RS232 Parallel DB25 Adapter PCI-E to 2 Ports Serial DB98463

PCI-E Serial DB9 RS232 Parallel DB25 Adapter PCI-E to 2 Ports Serial DB93082