<b>It has each a radio microphone one 2 ears of the headset, can receive voice headset to the surroundings. It allows you can hear the voice of the environment after you wear the headphones. Headphone Headset around the 5th of each with 2 1.5V in dry-cell batteries.</b><br> <b>Description:</b><BR> Z tactical talk-thru headset combines the most sophisticated surround sound listening electronics with a new slim-line profile cup design. <BR> Comtac II headsets have dual ear-cup microphones to let wearers hear ambient sounds 360 degrees along with the capability to suppress gunshots and other high impact noises. <BR> Cup microphones provide talk-thru listening capability. Electronics will instantaneously suppress harmful impact noises to 82 dBA inside the earcups, while amplifying up to 18 dB ambient noises/voices. Headset fits under PASGT, MICH & ACH helmet systems.<BR> 1 AA battery for each cup (not include), waterproof battery housing design.<BR> <BR><b> Newest camouflage headband style</b> <BR> The ComTac is an active-volume hearing protector Any impulsive harmful noise is immediately attenuated to a harmless level When the harmful noise subsides, the hearing function resumes With New Military Standard Plug Not include PTT <BR> <BR> - Military Green OD Cups<BR> - Folding headband with leather covering<BR> - Headset fits under PASGT, MICH & ACH helmet systems<BR> - Noise canceling flexible<BR> - gooseneck microphone<BR> <BR> <b>Package include:</b><BR> 1 piece of Tactical Headset<BR>