Peltor RangeGuard Electronic Folding Ear Muff RG-OTH-4 has an active hearing protection circuit that reduces the harmful noises associated with shooting (e.g. muzzle blasts of shotguns or rifles) and amplifies voices for clear communication. The Peltor folding earmuff suppresses gunshot noise to protect hearing while amplifying voices for clear communication. The Peltor Noise Reduction RangeGuard Electronic Earmuff works equally well for the range or hunting grounds. Hunters and range goers can look forward to a comfortable fit and rugged durability that will stand up to even the most demanding outings. The Peltor RangeGuard Electronic Earmuff features an on/off and volume control, a 3.5mm audio input jack compatible with most MP3 players and 2-way radios, and an auto shut-off function that will help you get the most life out of these ear muffs. Buy Peltor Rangeguard Electronic Folding Ear Muff RG-OTH-4 for yourself and others who will appreciate the quality and convenience of this Peltor RangeGuard Headset.