Using av600 powerline technology btrsquos broadband extender flex 600 kit turns any power socket into an internet port giving you a stable broadband connection for any of your wired devices anywhere in your home you also wont lose a socket with the pass through socket included the broadband extender 600 flex from bt is easy to use simply plug into your wall socket and link with your router and you are ready to enjoy broadband all around your home the broadband extender flex 600 kit is id