With its ultra-compact design, the razor patriot series 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.It features a velcro attachment on the headband that is compatible with your favorite patch.A usa flag patch included with purchase.Type: Electronic EarmuffColor: Black Ear Cups w/Black Band & FlagNrr: 23 dBQuantity: 1Style: Over the HeadBattery: AAAMaterial: Polymer