Product description a NETGEAR hub is a simple and affordable way to put a network together. Our family of hubs allows you to select the right number of ports for your current needs, and then expand later by simply connecting to another hub. A dual-speed hub helps you grow from 10 Mbps to 100 Mbps without changing your network. With easy, plug-and-play installation, you will quickly create a network that will allow you to exchange information, share resources and connect to your client or server applications/ Connect to a NETGEAR router to share your cable/DSL broadband connection across with all of you PCs. Amazon.com The Netgear DS-104 4-Port 10/100Mbps Dual Speed Hub connects multiple PCs to share printers, files, Internet access, and e-mail communications. You can mix and match 10 and 100 Mbps PCs, servers, and peripherals with this hub, all without any configuration required. The DS100 family combines many capabilities in a compact package and is designed for cost-conscious small-business users.Each unit has a built-in self-learning bridge that provides the communications link between the 10 Mbps and 100 Mbps network devices. The intelligent bridge automatically manages network traffic so that 100 Mbps traffic and 10 Mpbs traffic do not unnecessarily crowd each other.