Nighthawk AX6 AX5400 WiFi 6 6-Stream Router (RAX50)& NETGEAR AX1800 4-Stream WiFi 6 Mesh Extender (EAX20). with EasyMesh.

https://www.google.co.jp/amp/s/mightygadget.co.uk/netgear-expand-mesh-wifi-6-range-easymesh/amp/

https://www.netgear.com/home/products/networking/nighthawk-mesh/mk62.aspx
上記LINKから購入出来ます。