Mini PCIe RS232 2-Port Serial Expansion Card — 9-pin DB9 COM Ports, XR17V352 EXAR 352 Industrial Chip

Compact Mini PCI-E serial adapter that adds two RS232 COM ports via 9-pin DB9 connectors. Built around the industrial-grade XR17V352 EXAR 352 serial controller, this mini PCIe DB9 expansion card delivers reliable legacy RS232 connectivity for embedded and industrial applications. Simple to install into a Mini PCIe slot, it provides two independent COM ports for devices that require standard 9-pin serial interfaces.