3M Peltor MT15H7B 370-SV Tactical Pro Neckband Blackt, Hearing Protection, Ear Protection, NRR 25 dB, Ideal for gun ranges, forklift drivers, airport ground personnel, and maintenance mechanics,Peltor,MT15H7B-SV" /> Electronics amplified sounds to 82dBA within 2 milliseconds. Active volume provides distortion free amplification of low level sounds up to 18 dBA Omni directional stereo microphones provide 360 degrees of ambient listening Includes audio jack for radio connections Liquid/gel filled ear cushions and a folding stainless steel padded headband combine for supreme comfort for all day wear