*This professional megaphone boasts exceptional sound quality and an impressive range; allowing you to be heard up to 400 meters away. Amplify your voice with ease and confidence using this bullhorn. *This portable megaphone is designed for convenience and ease of use; featuring an ergonomic grip and lightweight construction. It has a convenient carrying strap and can be powered by rechargeable batteries. *This bullhorn megaphone is a versatile tool that can be used in various settings. It is ideal for indoor and outdoor activities; this megaphone is a valuable addition to any organization or event. *The 5 Core 138 RU megaphone bullhorn is designed with a built-in siren alarm mode; which amplifies an emergency tone with adjustable volume control. The megaphone speaker allows you to be heard loud and clear.