As a powerline Ethernet adapter,it uses the existing power lines installed in a home as a path to transmit digital data,voice,audio and video between devices. (3-Pack Also Available Manufacturer Code: TL-WPA4220T-KIT).
TP-Link TL-WPA4220 KIT AV600 WiFi Powerline Extender
Simply plug this AV600 Powerline Wi-Fi Extender into an ordinary AC power outlet,and then your Cable/xDSL broadband connection or existing Ethernet (LAN) network can be easily extended to any other electrical outlet on the same electrical circuit of a house. With powerline data rates of 600 Mbps,full multimedia application can easily be supported throughout the whole house.
