The 500Mbps Powerline AV Adapter Kit with Bonus Outlet, model TPL-402E2K, uses any electrical outlet to create a securebuilding-wide high speed network. Connect one adapter to your network and plug another adapter into any outlet on your electrical system for instant high speed network access. Never lose an electrical outlet with the built in socket on the front of the adapter. ANoise Filter maintains optimum connection speeds when everyday household appliances such as toasters, washing machines, and coffee makers create electrical background noise. A Gigabit Ethernet port maintains high performance wired connections.TRENDnet adapters auto connect when plugged in. Use up to 16 adapters to network devices in different rooms without running new cabling. Manage each Powerline adapter on your network with the included Windows utility. Power Save mode reduces power consumption by up to 80%. Advanced AES encryption secures your network. This adapter is compatible with both 120 volt and240 volt electrical systems and is ideal for use in buildings that interfere with wireless networking signals.