The KAKUTE F7 HDV is a very versatile flight controller suitable for compact racing drones like Holybro Kopis Mini. This FC is designed to work with the DJI FPV Air Unit. The GH port available on the board makes it much more convenient for you to connect HolyBro Kakute F7 HDV to the DJI FPV VTx, for both signal and power.
Fail-safe settings: https://www.youtube.com/watch?v=dikr9oDzQqc
ESC calibration: https://www.youtube.com/watch?v=o3Mg-9M0l24