Two nine kilometre long underground highway tunnels creating 6 hectares of new open space in St. Peters (near Sydney Airport). More than 1600 custom tunnel horn loudspeakers provide security for this massive infrastructure project.
Over 30 years of experience as a manufacturer, OEM partner and global supplier of EN 54-24 voice alarm loudspeakers.
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Over 30 years of expertise as a manufacturer, OEM partner and global supplier of EN 54-24 voice alarm loudspeakers.
Subscribe to our newsletter and never miss a beat. We make sure that you stay tuned!
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