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Public Address - General Alert 

HSS Engineering of Denmark manufacture the Giant Voice PA-GA and Emergency Warning Systems.

Complimenting the Whelen Speakers and Control Panels, the Giant Voice products and software applications provide complete system architecture for each and every PA-GA and Emergency Warning application. 

Giant Voice systems are the system of choice by:

  • Oil Refinery owners and operators

  • Power Authorities

  • NATO

  • Civil Defense Organisations

  • City Authorities

  • Dam Operators


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