Speaker arrays

Sentry Siren’s revolutionary High Power Speaker Arrays (HPSA) provide cost-effective and reliable alerting for a wide array of situations.
All units provide 360° coverage, are UL listed and completely maintenance free. Speaker heads are housed in allcomposite enclosures which are waterproof and UV-resistant.
Leading the industry in clarity, the VR series achieves an STI rating of 0.91 out of a possible 1.00. This exceptional rating ensures instructions are clearly heard and understood, even in high noise or intense/stressful situations.

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