Engineered for super power, the Hamilton MM6VRS Megaphone with Siren and Voice Recording can project a voice or siren up to 1/2 mile distance with exceptional clarity. The Voice Recording feature allows the user to record a short message directly to a microchip within the megaphone and repeat it over and over again. Lightweight, compact and ruggedly built of steel and plastic, it resists impact, all outdoor climactic conditions. The MM6VRS Megaphone (Bullhorn) offers exceptional power as well as great value. One (1) year warranty.