The Dolphin Team have released a new version
of the Gamecube and Wii Emulator for Windows, heres whats new

Changelog for 7272
Fix the wiimote speaker problem in the core and remove the HLE patch for it.
Real wiimote tested on windows, untested but should work on linux, dunno about osx.
Download Here --> http://www.dolphin-emulator.com/download.html