Syba SI-PEX15040 - Serial adapter - PCIe 2.0 - RS-232 x 6

The XR17V358 series Multi-I/O PCI-Express controller cards are the high performance RS232 serial interface controller for home and industrial users. They are compatible with industrial standard 16C550 UART, which provide a low cost connection platform for industrial machines, POS machines, external Modems, mice, etc.