Mini PCI-e PCIE to RS232 DB25 DB9 Serial COM Card Adapter WCH382L Chip 6Gbps
Optional jumper for setting RI, +5V, or +12V on pin 9 of each serial port DB9 connector(Special models). Number of interfaces: 2 RS232 Serial ports, 1 Parallel Port. Applicable slot: mini PCI-E. Supports 5,6,7, or 8 data bits serial format.