WALK RAZOR SLIM ELECTRONIC MUFF CARBON With its ultra-compact design, the Razor Slim electronic muffs offer superior hearing protection in a low-profile design. Two hi-gain omnidirectional microphones pick up outside noise and broadcast it through full dynamic range HD speakers for an ultra-clear, balanced sound. Sound activated compression has a blazing fast 0.002 second reaction time to ensure your hearing is always protected. Available in a variety of color options, the Razor Slim electronic ear muffs are priced right and packed full of innovation. 2 Hi-gain Omni Directional Microphones Full Dynamic Range HD Speakers for clear balanced sound Low Noise / Frequency tuned for natural sound clarity Independent Volume Controls Sound dampening composite housing Sound Activated Compression – 0.02 second reaction time Audio Input Jack Recessed Volume Control Knobs Comfortable headband w/metal wire frame External Battery Door Operates on 2 ‘AAA’ batteries – Included