A megaphone is a cone-like device that is used to make a voice sound louder. It is usually seen during emergency situations such as fire and earthquake, or during protest rallies, sporting events, and ...

Whether you’re leading chants at a protest or cheering on your favorite sports team, a megaphone can help make your voice heard. The loudest models can amplify your voice to over 100 decibels — loud ...

BLOOMINGTON — Indiana football tight end James Bomba shivers a bit every time he hears a siren. The sound conjures up images of an emergency vehicle for most people, but the noise transports Bomba to ...

Megaphones are useful tools for transmitting information faster to a large group or over a large area, especially if the environment is loud. There are many different options and not all megaphones ...