Battle Comms

A system of in-game VOIP communication multipayer online gamers that only allows teammates to relay information relevant to winning the match. It's often a requirement for large teams, as well as teams playing in a competitive environment.

Unit member: I heard that the EmP guys live in their parents basements--
Drop caller: Battle comms please! Shoot the UAV down in Fox 5!
Unit member: I need help with this Warhammer! His right torso is critical!