Stero Hearing Protector: Our capability to hear is extremely vital to us, it permits us to hear our favorite music, and it permits us to hear sounds that can indicate the presence of probable hazards. But the most significant aspect of our hearing is the power it gives us to hear and successfully speak with other people, to hear and to understand. One of the major causes of hearing problems is due to exposure to extreme sound. We are all usually exposed to loud noises, at home whenever we are working in the backyard with a lawn mower, while cleaning up the house using a vacuum cleaner or sometimes while preparing meals with a food processor or blender. Our ears can possibly endure it most of the time however if exposed repetitively, especially to severe excessive tones just like the sound of noisy motors from the manufacturing facility while working or the overwhelming noise from a rifle during target practicing may contribute to instant permanent hearing difficulties, and when the damage is done it could not be remedied. For extreme tones just like when you are in a shooting range especially if you are operating high caliber rifles like shotgun, you must have a bit more professional hearing protector similar to the and Peltor tactical pro electronic earmuffs. The Peltor Tactical Pro is developed to eliminate only the harmful tone created at specific pitch, like the noise of the gun and jet engines except for the sound from a splitting glass, horn from a passing vehicle and the voice of other individuals.