A hand holds a megaphone in front of a red and black background.
Schlüsselwörter
hand,
hold,
megaphone,
front,
red,
black,
background,
message,
communication,
advertisement,
alert,
power,
activist,
news,
influence,
equipment,
visual,
event,
declamations,
promo,
negotiate,
multimedia,
electronic,
platform,
device,
informative,
update,
social,
orator,
broadcast,
creative,
artistic,
volume,
attention,
propaganda,
expression,
performance,
speaker,
corporate,
instructive,
command,
enunciation,
publicity,
participant,
dinning,
amplification,
reveal
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