$50
Synology MR2200ac Mesh Wi-Fi Router and Ranger Extender
Extend your wifi range with this simple router! We used it a repeater mode, where all it needs is power and a wifi signal, and it re-broadcasts it more powerfully.
Works perfectly, comes with a wall-plug power supply.
See https://www.amazon.com/Synology-MR2200ac-Mesh-Wi-Fi-Router/dp/B07HPSQZKN
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