Startech Pcie Rs232(2), Serial Card+B53+B51

A PCIe expansion card providing two RS232 serial ports via DB9 connectors, designed for businesses integrating older serial devices into contemporary PC workstations. Supports legacy industrial equipment, barcode scanners, medical devices, and point-of-sale systems with direct ISA-style serial communication. Dual-port design handles multiple serial peripherals from one card slot, reducing setup complexity and cabling. Works with standard Windows and Linux drivers. Includes brackets and installation documentation for straightforward setup.