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Published: 2021-09-28 18:44:11.306037 Category: Technology Type: Photo Model release: NoShare
Speaker speaker and red signal lights on the roof of a high-rise building, warning system for high-rise situations.
Contributor: Алексей Кочев
ID : 459740743
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Keywords
building, equipment, sound, speaker, signal, communication, megaphone, speak, alert, alarm, broadcasting, loudspeaker, advertising, volume, voice, news, shout, attention, audio, bullhorn, announcement, device, loud, media, communicate, industry, system, background, electricity, information, blue, community, cellular, mobile phone, broadcast, antennae, warning, connection, metal, light, lamp, red, danger, roof, flash, aircraft, aerodromeRelated items
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