When panic occurs during emergencies, a megaphone can be used to calm people and instruct. With a whopping 30W of power and a handheld microphone, this is a professional megaphone and a must for fire wardens and fire marshalls, fire drills and as temporary alarm cover during maintenance of your fire alarm system. It even has a siren switch. Batteries are an option (see below)

 

Suitable for fire marshalls, building sites, temporary cover, hotels, schools