3M PELTOR ComTac VIII Single Comm Headset MT14H418A-47 GN, Nexus 4-Con, O.D. Green

["Environmental listening for auditory situational awareness","Hearing protection to help protect from impulse and steady state noise","Advanced listening mode featuring Mission Audio Profiles (MAP) to help maximize audibility based on the acoustical environment","Noise-cancelling speech microphone for communication in noise (select models)","Earplug mode to help maintain auditory situational awareness when used in combination with passive earplugs","Soundscaping to help with radio communication and speech intelligibility in noise","Tested in accordance with applicable sections of a variety of military and other standards","Compatable to select helmets as a mounted device when the headset is converted with optional attachment accessory. (PELTOR Part # P3ADG47-F SV/2)"]