Hi @JhonneL,

I don't think TP-Link advises the use of any antennas that didn't come with the units (they cannot because of the FCC radiated power limitations).

But you can certainly try, on your own, anything that will screw on such as:

https://www.amazon.com/gp/product/B01GMBUS8O/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1

https://www.amazon.com/gp/product/B082SHKT3Q/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1

-Jonathan