large outdoor areas , but it is also important to alert people inside the buildings . ATI ’ s Indoor Speaker Unit ( ISU ) offers customers intelligent , flexible solutions to handle complicated indoor MNS scenarios .
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A robust communication and control backbone :
this is provided by ATI ’ s award-winning REACT5000 Central Control Unit ( CCU ) and MassAlert software which provides an intuitive graphic display of the customer ’ s system . ATI supports several communication options to ensure a reliable system .
Next Generation of ATI Outdoor Solu- tion HPSS :
Figure 1 . ATI Systems Next-General HPSS is a world leader in giant voice mass notification technology offering a wide degree of power and modularity .
The Next Generation HPSS extends improvements previous- ly introduced in ATI ’ s Next-Gen ISU ( In- door Speaker Unit ) to our rugged outdoor electronic sirens , building on over a quarter-century tury of ex-
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