StarTech.com Ethernet network adapter card - PCI - EN, Fast EN - 10Base-T, 100Base-TX - Add a 10/100Mbps Ethernet port to a desktop computer through a PCI slot - Dual RJ45 Ethernet ports in an ExpressCard/34 adapter

Full and Half duplex mode support Includes a low profile installation bracket Link speed and duplex mode auto-negotiation Single 10/100Mbps RJ45 Ethernet port Compliant with IEEE802.3 CSMA/CD, 802.3 10Base-T and 100Base-TX standards Early interrupt on transmit support Link/Activity and 10/100Mbps LED indicators