noun
LOUDSPEAKER + VERB
▪ announce sth , broadcast sth
▪
Loudspeakers broadcast the football results.
▪ blare (sth)
▪
Loudspeakers blared militant songs.
LOUDSPEAKER + NOUN
▪ announcement
▪ system
PREPOSITION
▪ from a/the ~
▪
Christmas songs blared from ~s.
▪ over a/the ~
▪
We heard the news over the ~.
▪ through a/the ~
▪
A woman was addressing the crowd through a ~.