Try one of these to see if your audio driver will install:
http://www.mediafire.com/file/rb9q8ak8rycgc9z/A...
http://www.mediafire.com/file/xgk36qjq114661l/A...
Note: These are a non-Microsoft websites. The pages appear to be providing accurate, safe information. Watch out for ads on the sites that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.
Let me know!
- C