blue
blurred
building
business
cable
cam
camera
cctv
center
circuit
city
closed
color
control
crime
crowd
electric
electronic
entertainment
equipment
expressway
guard
identify
industry
lens
looking
monitor
monitoring
observation
observe
outdoors
pedestrian crossing
people
privacy
protect
protection
record
recording
road
safety
security
street
supervision
surveillance
system
technology
thermal imaging
urban
video
watch
定額
Video surveillance and technology. Video surveillance camera on the background of people near the attractions. Face recognition effect.の素材 [FY310130733028]
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