Linksys PLTK300 PowerLine Network Kit Use your existing powerlines to network your computers and other devices Share files, printers, storage, and networked games throughout your home  connect it to a router to share your Cable or DSL Internet connection Easily add more devices to your network by plugging additional adapters into electrical outlets HomePlug 1.0 with Turbo technology for data rates up to 85Mbps*, compatible with HomePlug 1.0 Kit includes one single-port and one four-port adapter