PCI-E 8-Port RS-232 DB9 Multiport Serial Adapter Card - XR 17V358 8s COM Controller Expansion

PCI-E expansion card that adds eight RS-232 serial COM ports via DB9 connectors. Multiport serial controller card using the XR 17V358 chipset, providing 8s (8 ports) of RS-232 COM connectivity to a PCI-E slot. Designed to convert COM to PCI-E for systems that require multiple RS-232 serial interfaces.