The Linksys 10/100 LAN Card Etherfast PCI Adapter LNE100TX is a versatile network card that offers a maximum data rate of 100 Mbps. It is compatible with universal brands and features an Ethernet (RJ-45) interface for wired connectivity. This PCI adapter comes in a sealed box, ensuring its freshness and quality. With a single port and PC Card (PCMCIA) Type II form factor, this Linksys model is a reliable choice for enhancing your computer's network capabilities.