Berne

hey guys i need your help

i dont really know what pass should i buy

i got 10 countries im going to and im going trow main cities
Brussels, Paris, Barcelona, Berne, Munich, Vienna, Budapest, Prague, Berlin, Amsterdam

i dont know if i should get the 10 days within 2 months
or the 15 days within 2 months
Non-consecutive means that i can split the lets say 10 days within 2 months?

mt trip is for 1 month

thx guys