Set contains Radio set SCR 508 - installed and operated in combat vehicles such as tanks, or any other authorized vehicles, Radio set SCR 506 - also used in tanks, amphibian trucks, personnel carriers, and other vehicles to provide continuous wave and voice communication from one vehicle to another or between these vehicles and airplanes or base station, and finally SCR 510 Radio set seen often mounted in jeeps and other smaller vehicles. Mast base MP-48 and two pieces of MP-57 are included together with 2 Phantom antennas. Besides these set contains also additional pieces, microphones, phones and all the mountings needed for assembly in any vehicle