Protect 1 of your most vital senses, your hearing, with a quality pair of Walker's Razor Slim Shooter Folding Muff SeriesNoise Reduction Earmuffs, specifically designed to protect your hearing at the shooting range. Walker's muffs boasts a noise reduction rating of 23 dB with 2 omnidirectional microphones for maximum reduction that other products just can't compete with. Featuring full dynamic range HID speakers for clear, balanced sound and a sound-activated compression reaction of 0.02 seconds, these low noise, frequency-tuned muffs provide crystal clear, natural audio clarity when in use. Independent volume controls let you individually tune each ear on these muffs to your exact liking, while the composite housing construction provides more effective sound dampening. An audio input jack and recessed volume control knobs are included, as well as a comfortable, all-day wearable headband with a metal wire frame that folds up for quick and easy storage. These Walker's muffs are ready to go as soon as they arrive and include 2 AAA batteries.