Powerline TP-LINK TL-WPA4220

Quick overview from the supplier:

TP-LINK TL-WPA4220 N300 AV500 Powerline Adapter, Compact Size, 300Mbps Powerline Datarate, 1 Lan Port, Power Socket, HomePlug AV, Green Powerline, Plug and Play, Pair Button, Range 300 meters in house