CounterPath X-Lite 4.6 for Mac User Guide - Manual (Page 52)

48
A Troubleshooting
From the menu bar, choose Help > Troubleshooting. The Troubleshooting window appears.
Testing Audio Quality
While you are on a phone call, you can test the quality of the audio. Note that to perform a valid test, you should
be on an established call (not a call attempt).