TEAMCOM is a communications channel used by SPARTAN-IIs[1] and SPARTAN-IIIs[2] as well as UNSC forces in general. It is used in either combat situations or training exercises.[3][4] Its main purpose is to provide communication links between the members of a team.



  1. Halo: Ghosts of Onyx, page 50
  2. Halo: Ghosts of Onyx, page 22
  3. Halo: The Fall of Reach, page ??
  4. Halo: First Strike, page ??