The Pyle PMP33SL is a compact and portable 30-watt megaphone speaker that offers high-powered sound projection. It features two modes: Voice Talking to amplify your voice and Siren Alert for emergency use. The megaphone includes an adjustable volume control for clear communication, and its lightweight design ensures easy handling. With an ergonomic pistol grip and a convenient folding handle, this megaphone is perfect for on-the-go use. Powered by 4 'D' batteries (not included), it has an audio projection range of up to 800+ yards.