Here is how to test your headset's microphone and speakers
Useful to troubleshoot some technical issues
Once opened, click on the small headset icon and then click on "Device Settings"
Then click on "Test devices"
Once here, you can speak into your Microphone to see the bar on the left go up
You can also click on "Play" on the right and see if you hear the music
*Just make sure that the microphone and speakers are properly selected in the drop-down list