Why cant people hear me?

[Gunngnir]

I dont know whats wrong, but I know my mic works. My friends can hear me when i use skype, but no one can hear me in game chats for like call of duty. Btw i play on pc. Thanks for any help u guys can give me

 

[shivababbli]

just check the audio settings in your game and select the proper mic as default and also check for other settings like the mute volume etc