StarTech.com 2 Port PCI RS-422/485 Card w/ DB9, PCI-X, 2 - DB9 M, Oxford OX16PCI952, 2.56" (65 mm), 4.72" (120 mm), 4.59 oz (130 g)
StarTech.com 2 Port PCI RS-422/485 Card w/ DB9. Host interface: PCI-X, Connector(s): 2 - DB9 M. Chipset: Oxford OX16PCI952. Width: 2.56" (65 mm), Depth: 4.72" (120 mm), Weight: 4.59 oz (130 g). Data transfer rate: 0.921 Mbit/s, Connectivity technology: Wired