FOR 4-Port rs-232 to Pcie Controller Card — 4 DB-9 Serial rs232 Ports, WCH384Lchipset, support 10

Add four RS-232 interfaces to a PCIe slot with this FOR 4 Port rs-232 to Pcie controller card. It provides 4 DB-9 connectors for serial devices and uses the WCH384Lchipset to ensure stable RS232 communication. Product features: 4 DB-9 serial rs232 ports, Pcie interface, WCH384Lchipset, and support 10.