LINKSYS USB100TX Network Adapter 10/100Mbps USB 1 x RJ45 Standards: IEEE802.3, IEEE802.3u Connectors: 1 x RJ45 BUS: USB 1.1 LEDs: Link (10Mbps or 100Mbps), Activity Drivers: Plug-and-Play Compatible with Windows 98 for Easy Installation On-board Memory: 32KB