Description: Emergency response megaphone with a range of up to 100 yards and groups of up to 50 people. Excellent for schools, law enforcement, EMS, fire department, traffic control and more. Built-in voice record and payback feature (10 seconds max.). Flashing strobe light and flashlight that illuminates from bell. Operates in three modes; talk, siren and whistle. Features Piezo computer technology that provides greater battery life and efficiency. Works up to 30 continuous hours on eight AA batteries (sold separately). Battery indicator light (L, M, H). Durable ABS construction yet half the weight of normal megaphones.