The TOA ER-520 is a compact, lightweight megaphone designed for portable public address applications, delivering clear, powerful voice projection for schools, public safety, events, and crowd control. With a 6W rated output (10W max), the ER-520 ensures audible communication up to 800 feet (250 meters). Featuring a built-in anti-bacterial treatment, this durable, ABS plastic megaphone is designed for hygienic, long-term use. The ergonomic pistol grip, battery-operated convenience (8 AA batteries), and built-in siren make it an ideal choice for emergency situations, outdoor events, and guided tours.