PCIe 2.0 4x Port Serial RS-422/485 Card, Support up to x16 Lane, Fan-Out Cable, Exar XR17V352 Chipset

PCIe 2.0 4x Port Serial RS-422/485 Card, Support up to x16 Lane, Fan-Out Cable, Exar XR17V352 Chipset

SI-PEX15043$47.04