How to mute the headset microphone on the Plantronics WO100 Savi.
To mute the headset microphone on the Plantronics WO100 Savi, you need to push the “-” button that controls your speaker volume forward ( push forward towards the end of the microphone ) for at least 1.5 seconds until the talk button indicator light becomes solid red. Your will also hear an audible notification through … Continued