Outdoor Public Address Loudspeaker Mounted On Metal Pole
Schlüsselwörter
loudspeaker,
megaphone,
public,
system,
speaker,
horn,
announcement,
alarm,
background,
emergency,
copy space,
sky,
broadcast,
audio,
sound,
siren,
warning,
alert,
communication,
signal,
equipment,
device,
technology,
infrastructure,
closeup,
object,
cut-out,
safety,
security,
evacuation,
control,
pole,
mount,
metal,
cable,
wiring,
industrial,
hardware,
utility,
cloud,
surveillance,
broadcasting,
announcing,
urban,
address
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