Walker's Razor Patriot Slim Muff offers 23 dB of hearing protection in a low-profile, over-the-head design. This model features two hi-gain omnidirectional microphones that pick up outside noise and broadcast it through full dynamic range HD speakers for clear sound. The sound-activated compression reacts in just 0.002 seconds to ensure protection for your hearing.Key FeaturesIncluded Patches: Comes with two USA flag patches for personalization.Microphone Technology: Equipped with two hi-gain omnidirectional microphones for enhanced sound clarity.Sound Activation: Features sound activated compression with a rapid 0.002 second reaction time.