All voices are deep, drawn out, and keep interrupting one another. All other sounds are fine. Just sound is broken. i have the same problem with everything except sims, titanfall 2, and unravel.
The first move go in Origin / My Game Library ,right click on game icon select Repair
If your issue persists :
-delete temp files: open the Start Menu and type %temp% in the Search field or click in the Run option in the Start Menu and type %temp% in the Run field.Press Enter and a Temp folder should open. You can delete all files found in this folder, and if any files are in use, they can be skipped.
-restart your machine.
-perform a Clean Boot https://help.ea.com/en-us/help/FAQ/how-to-clean-boot-your-pc/
-run the setup file Origin with Admin rights http://help.ea.com/en/article/how-do-i-run-a-program-or-a-game-as-an-administrator/#2
My Opinion is no more important or right than yours.I'm a gamer like you, trying to help you (i'm not an EA employee).
If you want to know us or/and come up with ideas to improve the Origin platform or/and talk about anything and many more besides,you could also visit the NEW section Origin General Discussion http://answers.ea.com/t5/General-Discussion/bd-p/origin-general-discussion-en