Push to Talk App Race SIM Handlebar Button Microphone ON/OFF
Release the button to turn it OFF, press it to turn it ON.

The PC's system microphone is ON, but apps like Discord use a separate microphone that can be turned OFF and ON.
You can also turn the PC system off and on.
free!

Push-to-Talk App
Turn your microphone on and off with a button on your race sim handlebars. Release the button to turn it off, and press it to turn it on.

You can turn your PC's system microphone on, or use a separate microphone for apps like Discord.

You can also turn your PC system microphone on and off.
Free!
Click the image to download.