https://bugs.winehq.org/show_bug.cgi?id=39717
--- Comment #2 from Andrew Eikum aeikum@codeweavers.com --- Please also attach a debug log with the channels from http://wiki.winehq.org/Sound.
What do you mean by "microphone input doesn't work"? Corrupted audio? Silence? TeamSpeak fails to identify a microphone?
Have you tried explicitly setting the audio driver in the registry? See http://wiki.winehq.org/UsefulRegistryKeys.