The ER-1206S is a compact splash-proof megaphone rated at 6 W output featuring a built-in siren. It features IPX5 water-jet-resistant designs. Pressing the siren switch sounds the siren, alerting the people to the emergency situation. It operates with 6 R6P batteries, or 4 R6P batteries when the battery spacer (accessory) is used. Handle and microphone with anti-bacteria treatment improve hygiene and safety during use.