The Netgear HDXB101E kit will turn any electrical power outlet into a HD-streaming Ethernet connection. This enables you to stream high-quality video, gaming and VoIP over your home network. Simply plug one HDX101 into your router and nearby electrical socket, then plug the second HDX101 into an electrical socket near to the device you wish to network. The built-in Quality of Service (QoS) enables smooth video streaming, gaming and uninterrupted telephone calls via the Internet.