It is not allowed to record the same person playing both parts. The whole purpose of these duets and this competition is to encourage collaboration. You can however record it a friend even if you are recording on different locations.

Yes, due to the current pandemic situation, we understand that it might become difficult to have two players recording on the same location. So, virtual collaborations are allowed. In the case of the 7 duos by Matosinhos a click track is available to help you on this process