https://wccftech.com/d-links-ac2600-wifi-range-extender-is-an-insane-piece-of-hardware-discounted-to-89-99-today/

We live in a mesh-filled WiFi world, but range extenders are still revenant in a lot of cases, like this one from D-Link.

A good piece of modern hardware goes to waste if you connect it to a poor WiFi network. That’s where accessories like the D-Link AC2600 range extender come into play, ensuring that it gives your network a boost, and a good one too.