TP-Link 10/100Mbps PCI Network Adapter (TF-3200) 10/100Mbps PCI Adapter Supports IEEE 802.3x Full Duplex Flow Control Standards and Protocols: IEEE 802.3, 802.3u, 802.3x; CSMA/CD, TCP/IP, PCI Revision 2.1/2.2 Interface: 32-bit PCI; 1 10/100Mbps RJ45 port 10BASE-T:UTP category 3, 4, 5 cable (maximum 100m) 100BASE-TX: UTP category 5, 5e cable (maximum 100m) LED Indicator Link/Act Flow Control IEEE 802.3x Flow Control (Full-Duplex)