Amplify your voice with the Pyle Professional 40W Dynamic Megaphone. This megaphone offers a 10-second recording function to easily play back a prerecorded message. Offers 40W of power. Large 1,000-yard range. Built-in siren. Boasts 10-second integrated audio memory. Features replay and recording audio functions. Variable volume control for ease of use. Supports indoor and outdoor use. Operates on included rechargeable batteries or 6 D batteries. Backed by the manufacturer's 1-year limited warranty.