dongle 2

As we all know the Dongle 2 only works in European countries + China. But what if you insert a (say) British or German SIM into the Dongle and try to fly it in the U.S.? - If the drone itself checks the location via GPS then yeah it’s not going to work - If however it checks for the country of...

Hi, I'm really confused about the DJI cellular dongle 2? Do you need a sim card in the dongle 2 and your phone to be able to get 4G connection? And if so, do both of the sim cards need to have data in them? Please can someone clarify? Thanks.