The Supreme MIL AUX headset for ARC-rail helmet attachment provides high noise reduction yet with a slim design.    Key features:  - Slim cups to fit both left hand and right hand shooters  - Easy to use push buttons operates the electronic functions  - Level Dependent function that allow you to hear ambient sound like warning signals, moving vehicles and important information and still be protected from hazardous noise  - High amplification and natural sound reproduction without chopping and cutting out  - Water proof microphones (IP67 tested)  - The electronic circuits are encapsulated in multiple layers of lacquer and polymer for increased robustness  - Amplification of low sounds  - Very natural sound reproduction through the speakers inside the cups  - Two loudspeakers in each cup, one for surround hearing and one for radio/communication - radio/ communication works even when batteries are out  - Sound reproduced through the level dependent function is limited to a maximum of 82 d