Syba SD-PCI-2S 2 Port DB9 Serial PCI 32 Bit Card Based on Netmos chipset: NM9835 Plug and Play - Automatically selects IRQ and I/O address Supports PCI IRQ sharing PCI Specification Revision 2.1 compliant. Fast data rates up to 1 Mbytes/sec Compatible with standard 16C550 UART with 16 byte transmit-receive FIFO.