TP-Link AV1000 2-Ports Gigabit Powerline ethernet adapter kit, Powerline speeds up to 1000 Mbps (TL-PA7020 KIT_V2);

More Powerline. More Speed. More Freedom. Take your home network to the next level and transform your standard outlets into Ethernet ports for reliable wired internet connection to your smart TV, gaming console, and laptop, no matter how far they are from your router. The TL-PA7020 Powerline KIT uses Home Plug AV2 to transfer your data through your home's electrical wiring for faster, reliable connections. Prioritize your network traffic to your needs with Quality of Service setup. Stream in crisp HD video at a rate of up to 1000Mbps without having to stretch an Ethernet cable through your whole household. Want more network freedom? Expand your signal with up to 16 adapters, so you never have to buffer between action sequences again.
The terms “AV1000” and “1000Mbps” are derived from applicable specifications and refer to the theoretical maximum physical-layer data transfer rate. Those terms are used on this product solely to indicate its compatibility with other “AV1000” or “1000Mbps” powerline devices. Actual data speeds vary and may be limited by the product’s Ethernet port and other network conditions such as data traffic, electrical noise, and wiring issues. For better performance, powerline devices should be deployed on the same electrical circuit and rated for the same HomePlug standard. A minimum of two powerline devices are required to establish a powerline connection. If you are uncertain about your network conditions, you should consult an IT professional to assist in selecting a networking product.
About power saving, actual power saved varies based on network conditions and environmental factors.