-PCI Multi I/O Combo 2-Serial & 1-Parallel Port PCI Card.
-Faster Data Rates Up To 1.5Mbytes/Sec For Parallel Port Full Serial Modem Control Bi-Directional Speeds From 50-bps To 16 Mbps / Port Even, Odd, None, Space & Mark Parity Supported Fully Compliant With PCI Local Bus Specification, Revision 2.3, Win 7