Subjects>Electronics>Telecommunications

How does mega phone works?

Anonymous

∙ 12y ago

Updated: 12/12/2022

It is a kind of voice Trumpet that projects the voice through a large aperture. That concentrates the sound into a narrow beam so that it sound louder when the megaphone is facing you, but it if is pointed somewhere else you might hear absolutely nothing.

Wiki User

∙ 12y ago

What else can I help you with?

How many mega pixels does the LG UV phone have?

2 mega pixel

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