Very Loud Whistle, EDC Whistle Tool, Best Solid Brass Emergency Whistle. A Survival Must. Loudest Brass Whistle. Best Mini Premium Brass Emergency Whistle. Very Loud EDC Tools. A Survival buy for your outdoor whistle needs. Outdoor whistle. This solid Brass pocket or keychain whistle can be heard over a mile away. This Brass whistle has a lifetime warranty with free replacement at any time. This whistle is great for hiking and camping trip and can just be stored in a pocket or a chain around your neck for quick access in an emergency situation. It puts out a loud 100 decibels of sound. It's a great trail whistle to alert animals of your presence on the trail ahead. We all know what a whistle is and how to use it. Emergency whistle, it?s a piece of equipment that could save your life in case of emergency. Let?s imagine the following situation: you are climbing a mountain with your friends and all of the sudden the earth moves under your feet and you disappear into a hidden ravine. Your voice is not strong enough to be heard all the way through the trees and solid surfaces like a whistle. This is how you help your friends find you when you can?t move or shout? If you have an emergency whistle with you, your situation is greatly improved! This whistle is built to resist a violent fall and they can be heard from long distances. Rescuers can following the sound of your whistle, your friends or a rescue team be able to find you on time. The emergency situation where an emergency whistle proves very useful is in case of natural disasters.