https://bugs.winehq.org/show_bug.cgi?id=38668
--- Comment #61 from Kimmo Myllyvirta kimmo.myllyvirta@gmail.com --- The game uses WMA2 for dialogues/voices. trace:xaudio2:dump_fmt wFormatTag: 0x161 (WAVE_FORMAT_WMAUDIO2) You might want to see bug 39402, and try this patch https://bugs.winehq.org/attachment.cgi?id=55150&action=diff
Sounds work ok for me with native xaudio2. Did you run; $ winetricks xact_jun2010