I also have tis bug in 12.04. The headset was working fine, but after a recent update although it appears in the 'hardware' tab of the cound control it no longer show in the 'input' or 'output' tabs.
Screenshots attached ** Attachment added: "Screenshot from 2014-03-22 19:16:42.png" https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/677471/+attachment/4037957/+files/Screenshot%20from%202014-03-22%2019%3A16%3A42.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/677471 Title: Maverick regressed support for C-Media/Plantronics USB headset To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/677471/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
