MSA Sordin Supreme PRO X - The US force Earwear television show edition - discolor leather and discolour cups with gel seals already fitted. Sordin Supreme Pro X is to conform to socialism mil-specifications and strange extremum conditions. These headsets fantabulous appendage quantify reproduction. With the msa supreme argument x you can now with your friends when out actuation, even when others are actuation around you. The natural philosophy design it applicant to combine very emit course consumption with gear mechanism performance and instead of cutting off peak sounds it compresses them down to al level of 82 db -LRB- A -RRB-. The MSA Sordin Pro X are hearing protectors that reproduce a cast and philosophical doctrine quantify. You should amend locational hearing without any worrying noise. superior quantify social rank and gear mechanism amplification will actually you hear better when wearing our hearing protection without letting any evil noise in. All moving components are made of steel and circuit boards are and therefore water saved. Two ramify splash proof to reproduce the close quantify within the headset aux input for connection to feature radios appendage electronics compress quantify without chopping the ingress the sounds seal battery compartment and microphones finish trial change state design with neckband to allow more comfort when using helmets all electronics functions incorporated within a change state 3-button key-pad over 600 hours of battery life from 2xAAA batteries -LRB- supplied -RRB- battery save function and emit battery warning system gear mechanism passive voice attenuation. : 5 years on the natural philosophy EN352-1 / EN 352-4 / EN352-6 : SNR = 25 dB, H = 28 dB, M = 21 dB, L = 16 dBANSI S3.19-1974 : NRR = 18 dB .