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fire siren on a roof to alarm the fire fighter brigade in case of an emergency, gray sky with copy space
Emergency siren pole.
A loudspeaker announcing an emergency to the villagers
loudspeaker of a ship in front of a blue sky
Old obsolete flashing beacon and loud-speaking siren isolated
Emergency siren
Disaster prevention radio that protects the safety of life
A modern, compact mobile phone antennae in an urban pole, seen against clear blue sky.
Tsunami warning speaker towering against the blue sky.
Tower Toa mosque
Disaster prevention radio
Outdoor security cameras on the street pole
disaster prevention radio\nDisaster Prevention Radio Outdoor Unit
Telecommunication tower 5g
Loudspeakers on poles, loudspeakers, loudspeakers on blue sky background.
Low angle view of loudspeakers with antenna against blue sky.
old loudspeakers on a pole outdoors
Toa mosque
minimalist view of three loudspeakers on a pole against a blue sky
Addis Ababa, Ethiopia: Addis Ababa City Council, built on the orders of Emperor Haile Selassie, the Government of Addis Ababa Municipal building - modernist structure designed by the Italian architect Arturo Mezzedimi, one of the most representative examples of the capital’s mid-20-century architecture - Churchill Avenue Avenue.
the siren on the mast announces the alarm with high-pitched sounds. it is audible thanks to several rows of trumpets, amplions. variable fluctuating sounds. chemical, fire, air alarm, blue sky
Loudspeaker and siren alarm
Megaphone or loudspeaker mounted on a tall iron pole for announcements or warning signals
Close-up on a red siren on the rooftop of an old American highway patrol car.
Lightning rod on the roof of a building against a blue sky. Lightning strike
Broadcast from public mosque loudspeakers in Aceh, Indonesia
loudspeaker of disaster-forecast against clear blue sky
Emergency announcement public loudspeakers on metal construction pylon outdoors
Old mechanical civil defense siren, also known as air-raid siren or tornado siren
Security Cameras
Free Images: "bestof:Sirens in Kuopio - Poliisiasema (police station).jpg civil defence siren atop the town police station in Kuopio Finland This unit may have been taken down in"
Sirens in Kuopio - Poliisiasema (police station).jpg
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