Orange megaphone used for public announcement and communication
Schlüsselwörter
megaphone,
orange,
announcement,
communication,
loudspeaker,
public,
device,
audio,
amplification,
signal,
alert,
advertising,
promotion,
call,
shout,
broadcast,
message,
notification,
warning,
expression,
voice,
volume,
media,
information,
widener,
convey,
declare,
state,
deliver,
express,
project,
propagate,
transmit,
circulate,
proclaim,
articulate
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