ID 279745901 © Mansum008 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
loudspeaker speaker amplification loud horn public alarm warning sound system voice post sky population column call outdoor emergency communication announcement broadcast amplify blue attention background space megaphone wire audio electric information amplifier pillar volume danger mouthpiece communicate tell talk announce bunch blower alert speak shout rusty message hailers emit tall four gray loudspeakers circle clean hazard possibility placing test close sky system