SIIG 2-Port 9-pin Serial Ports PCI Card Model JJ-P20511-S3 Type: PCI to Serial Port Card External Ports: 2 x Serial Ports Specifications: Compliant with PCI Local Bus Specification, Revision 2.3 Chip: Moschip MCS9865 Full support for DOS and Windows based software PCI IRQ sharing feature reduces IRQ conflicts Ports: 2x serial ports (9-pin, RS-232, 16550 UART) RoHS compliant Parts: 2 years limited