Extend four serial ports in computer with PCI slot，DB9 cable.
Auxiliary AccessoriesLow Profile Bracket ,Fan-out Cable
Plug and play,assigns IRQ and I/O address automatically
Supports PCI I/Q sharing
Availble to change the port number of the new serial interface card by hand
Compatible with PCI 2.2 standard, plug and play.
Integrated 4 serial communication ports
With 32-bit PCI slots in PC
MS Windows 98SE/Me/2000/XP/NT4.0，DOS