CM108 Type

If you have CM108

If you type in lsusb you should see a reference to C-Media Electronics, Inc. CM108 Audio Adapter
We'll need to update the firmware, this requires Internet access but only takes 15 minutes or so. You might want to run sudo apt-get update first if you haven't lately. Then run the following commands in order:
sudo apt-get update
sudo apt-get upgrade
sudo reboot

You may see a lot of stuff happening like the below:

Now you can go down to the update alsa module options section

Last updated on 2017-07-14 at 08.03.19 PM Published on 2013-09-17 at 04.07.49 PM