The Walkers Razor Slim Electronic Muff (Let Freedom Ring) is the perfect hearing protection solution for the avid shooter, hunter, or outdoor enthusiast. This set contains Walkers Razor Slim Electric Earmuffs with Cushioned Ear Cups and Built-In Speakers (Let Freedom Ring), 2 x Aaa Battery, Limited 1-Year Warranty, Walker's Crosshair Sport Shooting Glasses (Clear), and a Limited 1-Year Warranty.