CCTV in operation yellow warning sign
Schlüsselwörter
yellow,
caution,
operation,
cctv,
signs,
triangle,
warn,
symbol,
symbol,
communication,
vigilance,
alertness,
care,
attention,
alert,
filming,
control,
film,
warning,
closed,
recording,
circuit,
monitoring,
observing,
watching,
television
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