The TF-3200 10/100M PCI Network Adapter is a highly integrated & cost-effective Fast Ethernet adapter that provides 32-bit performance, PCI bus controller, & full compliance with IEEE 802.3 10 Base-T, IEEE 802.3u 100 Base-TX specifications & IEEE 802.3x full duplex flow control. The TF-3200 keeps low cost & eliminates usage barriers. It is easy to upgrade a network from 10 Mbps to 100 Mbps. It supports both 10 Mbps & 100 Mbps network speed both in half-duplex & full-duplex transfer modes, using auto-negotiation technology to detect the network speed. It also can be widely used in most modern operating systems.