Trendnetrsquos powerline 500 av2 adapter kit model tpl 408e2k comes with two powerline adapters to create a high performance powerline network using an existing electrical system no cd installation requiredmdashencrypted trendnet adapters auto connect out of the box connect one adapter to a router and plug in another adapter on your electrical system for instant internet access ease of use no cd installation simply plug in the adaptersmdashall trendnet adapters auto connect out of th