Cisco-Linksys PLK200 Powerline AV Ethernet Adapter Kit Use your home or office's existing powerlines to network your computers Bridges 10/100 Ethernet and powerline networking Data rates up to 100Mbps &#8212; 128-bit encryption keeps your data secure Share files, printers, network storage, and gaming throughout your home &#8212; connect it to a router to share your cable or DSL Internet connection