DJI RCN1 and DJI RCN2 whats the difference?

All my videos are © all rights reserved and are not to be used without my permission. YouTube/Google will remove any content that has been used without my permission.

All the aerial footage for this channel is filmed using DJI drones with full flight records.
I have all the necessary registrations for the European Union and Spain from their respective authorities, CAA, AESA and EASA
Spain - AESA Registro de Operador.