AV500 rated. TP-LINK’s AV500 Nano Powerline Adapter Starter Kit TL-PA411KIT turns your existing powerline into a high speed network with no need for new wires or drilling. These adapters are capable of ensuring smooth HD streaming ( powerline speed and connection quality is dependent upon the age, quality and condition of the mains wiring and wall sockets in the property in which they are used ).
eBay