рупор angolul

megaphone [megaphones]▼(portable device used to amplify a person's voice)
noun
[UK: ˈme.ɡə.fəʊn] [US: ˈme.ɡəˌfoʊn]

mouthpiece [mouthpieces]▼(spokesman who speaks on behalf of someone else)
noun
[UK: ˈmaʊθ.piːs] [US: ˈmaʊθ.ˌpis]