Chipset: PCI60806A. IEEE1284 compatible printer port. Data rate up to 1.5Mbps. PCI Specification Revision 2.1 Compliant. Built in 16 byte FIFO buffer. DB25 Parallel port connector. Auto select IRQ and I/O address. Supports PCI IRQ Sharing. Driver CD included. Product Form : Internal. Product Type : Port Expansion. Connectors : PCI. Port Count : 1. Ports : Parallel Port. Microprocessor Model : PCI60806A. Supported Operating Systems :Windows 98SE/Me/NT4.0, 2000/2003, XP/vista/7 (32-bit).