The software would be the easiest part. Keeping a quad drone flying was a problem solved years ago. Litchi did apps with more features, and they are based in the UK. Their app used DJI libraries, but none of it was rocket science.
You do make...
I would guess that they are using the same sensors as their handheld cameras. The largest sensors that they are using are the 1/1.28" dual sensors in their X5 cameras. That is the same size as the dual sensors in A1.
Hello Rexter.
Did you see above where I stated I had enabled developer mode?
Also, may be nothing, but I noted you called it a phone. It is a tablet, for sure, but android thinks it's a phone...
It doesn't matter if it's a phone or a tablet. The setting to install unknown apps can be located or named differently, depending on the device and the version of Android that it's running.
Modern versions of Android let you search for...