The TP-LINK 500 Mbps Gigabit Powerline Adapter with AC Pass Through, TL-PA551 turns your existing electrical circuitry into a high-speed network with no need for new wires or drilling. No configuration is required, simply plug your adapter into your power sockets & you can establish networking infrastructure in a flash. With speeds up to 500 Mbps, TL-PA551 provides robust, speedy connections essential for bandwidth intensive media applications. What’s more, its integrated power socket allows an additional device or power bar to be connected to the adapter as though it were a normal wall socket. With its Integrated Power Socket, the new TL-PA551 from TP-LINK provides real convenience for your home network. The integrated power socket allows an additional device or power bar to be connected to the adapter as though it were a normal wall socket. This ensures that even with the TL-PA551 plugged in, users wont need to worry about disconnecting their internet to get power for their other devices. Home Plug AV standard compliant, high-speed data transfer rate of up to 500 Mbps, ideal for HD video or 3D video streaming & online gaming Integrated power socket to allow additional devices access to power Mains Filter for better powerline communication performance No new wires, use existing electrical wiring Up to 300-meter range over a homes electrical circuit for better performance through walls or across floors Plug & Play, no new wires or configuration required Patented Power-Saving Mode automatically reduces power consumption by up to 85% 128-bit AES encryption ensures that the network is safe simply by pressing a button on paired devices Built-in Qo S assures the quality of bandwidth sensitive applications such as voice, video & online games Supports IGMP managed multicast IP transmission, optimizes IPTV streaming