I have just seen it. It uses PLC to expand coverage. It is not very powerful, but I think it is curious, and may solve problems for some users with thick walls or big houses:
ASUS ZenWiFi AX Hybrid (XP4)|Whole Home Mesh WiFi System|ASUS Global
ZenWiFi Systems blanket your home with WiFi, for seamless roaming with no dead zones. They only take a few steps to set up, and offer easy, hassle-free management. Their modern design blends with any style of home.
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