The Linksys EtherFast 10/100 Integrated Network Adapter & Ethernet Link III (PCM100) is a versatile lan card that provides fast Ethernet connectivity to laptops and desktops. With a maximum data rate of 100 Mbps and compatibility with universal brands and products, this adapter is an efficient and reliable choice for expanding your computer's network capabilities. Its compact unit type and single port design make it easy to install and use, while the V.90 standards ensure quality performance. Made by Linksys, a trusted brand in networking, this adapter is a solid addition to any computer setup.