Close-up shot of female worker using walkie-talkie while speaking with colleagues during workday in industrial plant
Selective focus on hand of unrecognizable military surveillance officer holding radio set and saying something at night indoor
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Side cropped shot of anonymous foreman or forewoman in checkered shirt and with walkie-talkie analyzing schematic detail assembly drawing on paper in machinery production plant
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Close up of female security operator or dispatch talking in walkie talkie and looking at screens sitting at workplace in monitoring center
Closeup side shot of security officer talking on handheld transceiver while monitoring CCTV video footages on multiple monitors in surveillance room
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Workplace for security guard with PC at the entrance to the office. Computer monitor showing CCTV video footage from the surveillance
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Close up of female CCTV operator working on computer in monitoring center with security cameras, talking on walkie talkie. Multiple monitors
Medium closeup portrait of strict Asian foreman of tractor plant talking on walkie-talking giving instructions to employees then looking at camera
Close up of man in safety hat and glasses speaking on walkie talkie standing at warehouse
Closeup of African American male engineer using walkie talkie to cooperate with employees, working at tractor producing plant
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African American male safeguard sits at the workplace in the office, looks at computer monitor with CCTV video footage from surveillance
Cropped closeup of unrecognizable military workers with walkie talkies in hands examining points on printed satellite map while co-working at night in office
Panning medium shot of multiethnic team of military surveillance officers co-working in office at night, watching CCTV cameras, transmitting data through radio set and typing on computer keyboards
Chest up of young Caucasian military officer communicating with coworker via walkie talkie while working at night in military control center
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Multiple monitors and big digital screen showing surveillance video footage. Female dispatch or CCTV operator works on computer in
Dark-skinned soldier using army grade laptop for tracking target and walkie-talkie for communication. African american military man working at table in temporary base located in abandoned building
Male firefighter in helmet coordinating rescue after road accident
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Female security operator watches CCTV cameras with recognition system in monitoring center using computer, talks on walkie talkie
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Female surveillance operator controls security cameras using computer, talking on walkie talkie. CCTV footage on multiple monitors and big
Two security officers talk and look view from security cameras displayed on computer monitors. Walkie talkie and surveillance equipment. Observation and CCTV technology. Monitoring and social safety.
Slide and pan footage of group of modern tall skyscrapers in City business district. Walkie Talkie with Sky garden at top in foreground. London, UK
Medium closeup of confident African American female construction worker giving commands to employees through walkie talkie
Paramedic Is Taking Out Walkie Talkie
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Female security worker talks with African American male colleague, uses tablet computer. Multiethnic surveillance operators control security
Security Team At Outdoor Stage For Music Festival Or Concert Talking Into Radio
Medium closeup of serious Caucasian male FBI agent in suit looking through hole in window blind and speaking into walkie talkie while on secret mission in office at night
Close up side shot of Biracial security guard communication with colleagues vie walkie-talkie in sitting in surveillance room
Bearded foreman in protective goggles looking away and speaking on walkie talkie while supervising industrial site at night
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African American CCTV operator works with security cameras on computer and tablet in dim monitoring center, talks on walkie talkie
Tilt cropped shot of unrecognizable African American female security officer using handheld transceiver while controlling CCTV video footages on multiple monitors in guard room
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African American security officer talks in walkie talkie. Female coworker stands nearby and uses tablet computer. Multiethnic surveillance
Close up shot of mature factory inspector in hardhat holding walkie-talkie and speaking during workday
Medium closeup of serious foreman giving commands to employees using walkie talkie, standing outdoors at construction site
Back view of Biracial tattooed female military surveillance worker watching views from multiple CCTV cameras and transmitting info via walkie talkie while working with colleagues in office
Close-up of cropped bearded male technician talking into walkie talkie at factory in afternoon
Security officer in uniform uses walkie talkie, calls by landline phone and looks at computer monitors with male operator in headset. Security guards work in observation room. Social safety. Close up.
Selective focus shot of worried woman calling emergency with walkie talkie for injured male colleague during workday at industrial factory
Medium close up of male African American military surveillance officer sitting at desk in front of computer screens looking at them and sending report via radio set
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Man in work uniform speaks into walkie-talkie at construction site. Clip. Worker in helmet with walkie-talkie at construction site. Worker
Military man with gun using radio to ask for reinforcement then moving forward with SWAT team in dark corridor
Tilt up of Caucasian male cybersecurity worker watching CCTV cameras and transmitting info through walkie talkie while working in office
No people shot of security guard workspace with CCTV video footage on monitors, landline phone, walkie-talkie and flashlight
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Female CCTV operator works on computer and tablet in monitoring center with security cameras, talks on walkie talkie. Surveillance video
Security operator controls CCTV cameras in office, uses digital tablet and computers, talks using walkie-talkie. High tech software showing surveillance cameras footage playback on screens. Monitoring
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Female security officer stands and uses tablet computer. African American male dispatcher talks in walkie talkie. Multiethnic surveillance
Paramedic man from mountain rescue service with walkie talkie outdoors in winter in forest.
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Female security officer or dispatch in uniform uses walkie talkie, looks at monitors sitting at workplace in monitoring center during night
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Female security officer or dispatch in uniform talks in walkie talkie, uses tablet computer and looks at screens in monitoring center during