Opening the link…
Your name, so they know who is listening
You are listening as a guest. Log in to chat, and to play when the player allows it.
You are listening only. Nothing you press reaches the game.
Nobody else is in control.
Turn the game down to hear people over it. Saved to your account when you are signed in.
Game volume 100%
Volume of people talking 100%
Nobody has a microphone on.
How your microphone is treated before it is sent. Saved to your account.
Echo cancellation — stops other people hearing the game back through your microphone
Noise reduction — tuned for speech, so it can mangle anything else
Automatic volume — evens out how loud you are, which is not always wanted