I'm in the UK and I HAVE to use an OTG cable as I NEED to fly on 2.4ghz as I lose signal <100m away using 5.8ghz. There is no way of selecting 2.4ghz without an OTG cable, that I know of. If DJI remove OTG functionality when they eventually release 4.1.10 for Android, I'll be buggered.
I use a...