1 x ER-520S (10W max.) Hand Grip Type Megaphone with Siren
+ Compact, light-weight and easy-to-operate
+ Incorporated with Siren
+ Audible range up to 250m for voice and 315m for siren (JEITA Standard)
+ Incorporated with anti-bacterial treatment
+ Excellent battery life
Ideal for schools, government organization facilities, factories and many others.