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USP Self Contained Mini Siren


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WARNING: Cancer and Reproductive Harm –


Used With Alarm Systems To Increase Notification

The United Security Self Contained Mini Siren (S-120) is a self-contained siren that can be used with alarm systems or other alert systems to increase notification.

United Security Personal Security

Portable, compact and industry grade, the United Security Product (USP) personal security products give your existing Alarm System an extra edge of protection. Dont let the compact size deceive you! These are mean little guys, utilizing the world’s loudest and most piercing siren and flashing strobe lights. Output jacks allows connection to automatic voice dialers, alarm panels and security systems. Security systems professionals rely on USP for the most innovative products in the security industry. For your next installation, be sure to specify USP products.


Product Features

  • 119 DB at 1 Meter
  • Low Current drain
  • 120 mA at 12 VDC
  • Self Contained
  • 2-1/4"x1-1/2"
  • Also used with Alarm Systems and any Product or System to Increase Notification