The EZ Card 10/100 Fast-Ethernet PCI Card (SMC1255TX-1) supports full-duplex communication, auto-negotiation, Wake-on-LAN (WOL), flow control, and a 32-bit data transfer mode. Developed using the 32-bit PCI bus-master architecture, this SMC 10/100 Adapter reduces CPU utilization while optimizing performance and throughput. The EZ Card 10/100 Fast Ethernet PCI Card auto-configures itself on power-up to provide an easy installation. For network management, this latest adapter features a "Remote LAN Wakeup" option for remote management and an optional Boot ROM socket to enable network booting from diskless workstations. For connectivity, this SMC Adapter uses a single RJ-45 connector for both data rates, making it a simple and cost-effective solution for your network at both the home and office. Simply connect SMC EZ Card 10/100 Fast Ethernet PCI Card to a Fast Ethernet device and it will automatically connect at 100Mbps for highest performance. Limited Life Time Warranty. 24/7 Technical Support 1-800-SMC-4YOU.