The 10/100/1000 Base-T Ethernet PCI Adapter is a 32/64-bit high-performance expansion adapter card for systems adhering to the Peripheral Component Interconnect (PCI) 2.1 and IEEE 802.3ab and 802.3u standards. The adapter connects the system to an Ethernet LAN at a data rate of up to 1000 Mbps over CAT-5 UTP wiring for distances up to 100 meters.