STEP 1
I created a new folder called Third_Age_3_Test to just to show you how to install the mod.
STEP 2
Extract the mod to your DaC folder(fresh and unmodded).
STEP 3
After extraction is complete open the SoundExtractor folder.
STEP 4
Run the unpack all sounds(DO NOT PRESS ANYTHING WHEN IT UNPACKS!).
STEP 5
Put the sounds folder in data folder(Cut and paste).
STEP 6
Run the Sound Extractor again.
And thats it ! Open the game and enjoy. Please do report the bugs you find.