The Powerline 500 Av Nano Adapter Kit With Built-In Outlet, Model Tpl-407E2K, Uses Existing Electrical Lines To Create A Secure High Speed Network. Connect The Fi Rst Adapter To Your Network And Plug The Second Adapter Into An Outlet On Your Electrical System For Instant High Speed Network Access. The Compact Form Factor Saves Space And Offers An Additional Electrical Outlet, Built Into The Front Of The Housing To Power Computers And Other Devices. A Noise Fi Lter Maintains Optimum Connection Speeds When Devices Such As Computers, Televisions, And Gaming Consoles Create Electrical Background Noise.