The ThunderPower 600 Yard Bullhorn Megaphone Speaker is a high-powered megaphone system perfect for indoor and outdoor use. With a sound projection range of over 600 yards and a sound level of 98 decibels, this megaphone will surely get everyone's attention. Choose between 2 megaphone modes: talk and siren alarm, to conveniently use the speaker for crowd control and traffic direction especially during the night or in dark locations. With 15 watts of power, this megaphone is sure to get the job done. This compact and portable PA speaker features a wide bell diameter for extended projection in order to reach the masses. It also features an ergonomic and lightweight pistol grip chassis for better feel and handling. With a portable battery-operated design, this compact handheld megaphone is ideal for cheerleading, indoor/outdoor sports, public announcements, and safety drills. The bullhorn requires 8 AA batteries that are not included. Make sure your voice is heard with the ThunderPower Megaphone Speaker.