You press "T" to talk to everyone. (public)
You press "Y" to talk to your team only.
You press "H" to talk to your team in the vehicle that your in.
Chat with our AI personalities
Without hacking, I don't think you can. Halo Custom Edition is only PC
no I'm afraid not, microphones don't have any use in Halo Custom Edition :(
No!
check here for basics and its custom edition http://www.econsultant.com/cheats/h/halo-custom-edition.html
It is the product key of a Halo PC disk.