2. Set `SERIALn_PROTO=33 SERIALn_BAUD=115 SERIALn_OPTIONS=0` (DJI FPV).
3. Create a text file called `naco.txt` on the SD card of the Air Unit with the text `1` in it [to unlock full power](https://oscarliang.com/dji-fpv-system-fcc-700mw/).
4. Create a text file called `naco_pwr.txt` on the SD card of the goggles with the text `pwr_2` in it [to unlock more full power](https://oscarliang.com/dji-fpv-system-1200mw-output/).