Option to automatically mute audio when in fight.
Either when you are a) alone b) in a party c) in a raid or d) in a battlegroup.
You can also choose which channels to mute.
a) Guild, Officers and Whisper
b) Say, Yell
c) Party, Raid and Battlegroup
This should avoid guildies annoying your raid during encounters. ![Wink](//cdn-wow.mmoui.com/images/style_mmoi_wowi2/smilies/wink.gif)