Earmor M32H MOD3 Tactical Communication Hearing Protector for ARC FAST MT Helmets (Color: Black) The EARMOR M32 is an activated electronic communication hearing protector, ideal for tactical uses. It comes with MIL-STD 4 pin plug for PTTs (Nexus TP-120; Not compatible with Ztac PTTs), and detachable boom mic designed makes...