Set up a reliable wired network with this TP-LINK AV500 2-port powerline starter kit, which comes with TL-PA4010 and TL-PA4020 powerline Ethernet adapters and an RJ-45 Ethernet cable. Speeds up to 500 Mbps allow fast data transfer.
It works and solves my connectivity issue from basement to an upstairs room through concrete. Best when units are plugged into a common circuit. These will also tell you if both are on the the same circuit. How? All lights are lit.