NetGear Powerline Wi-Fi 1000 Mbps (PLW1000-100AUS) $125.59 Delivered @ Amazon AU
Been monitoring for deals on Netgear Powerline ethernet over power access points and this set is currently priced well. Around $199 at most stores and camelcamel also confirms this as good deal.
These devices are good at connecting separate part of your house wired (over your house wiring system) without actually running network cables throughout.
Don't forget cashback.