A translation of the FAQs reveals:
8) But in the package were included voices in Italian?
Yes, they have been inserted, to be able to "listen" to them you have to choose from the menu realism configurationsthe "Translate Voices" option on off Otherwise the entries will be in English.
9) Why does a German voice appear among the voices in Italian?
Because at present the voices have been "translated" into Italian at 95%
Hopefullyl, that is enough to get you going...