It worked. And through the two free downloadable games per month, it paid for itself already. I pulled down the game "Outlast", among others .... Also this is fun ....
Thanks by the way to Amazon. The code has been sent online, why not wait was needed. In the media market, such a code was not available, unfortunately. The staff was able to get there and not more direct help in the question: What code do I have to buy exactly.
I hope I could help some of you with the recession.