Blazing-Fast Reaction Time: The sound-activated compression has a blazing-fast 0.002-second reaction time to ensure your hearing is always protected Clear and Balanced Sound: Two hi-gain omnidirectional microphones pick up outside noise and broadcast it through full-dynamic-range HD speakers for an ultra-clear, balanced sound Bundle Includes: Walker's Razor Patriot Series Hi-Gain Omnidirectional Microphone Electronic Muffs (Kryptek Camo), Walker's Razor Tactical/Hunting Walkie-Talkie Attachment, Walker's Crosshair Sport Shooting Glasses (Clear), and Microfiber Cleaning Cloth