SupraPlus Wideband: Callers Unable to Hear

When I answer a call on my SupraPlus Wideband headset, callers are unabler to hear me. How can I fix this issue?

To fix this issue
For voice tube models

Determine if the voice tube is positioned properly. If not, try various other positions.
Determine if the voice tube is clogged, remove the voice and see if the caller can hear you. If the caller can hear you, it means there is a clog in the voice tube. A temporary solution to a clogged voice tube is to gently rinse warm water through the voice tube for a minute then manually swing or shake it dry.

For noise canceling models