DJI Mavic Mini remote controller modification for extended range.

Here are the parts I used: RP-SMA Female Bulkhead to IPX IPEX U.FL RG178 WiFi Aerial Antenna Adapter Cable 15cm (2-Pack) https://www.amazon.co.uk/gp/product/B07YCD32TZ/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1 Alfa Network APA-M25 dual band 2.4GHz/5GHz 8 / 10dBi high gain directional indoor panel antenna with RP-SMA connector https://www.amazon.co.uk/gp/product/B00R1PA9EO/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1