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Ultra Electronics USSI HyperSpike®


MA-Micro Tan
MA-Micro Gray
MA-Micro Red
MA-Micro Tan
MA-Micro Gray
MA-Micro Red

MA-Micro UL 1480A Listed, CID2 Certified Speaker

  • UL 1480A Listed
  • Class I, Division 2, Groups, A, B, C, and D Hazardous Locations Certified
  • 118 dB SPL peak acoustic output
  • 0.5 square mile range of use
  • Wide frequency range: 125 Hz - 8 kHz, optimized for human voice
  • STI 0.84 out of 1.0 
  • 650 W peak power
  • Intelligible announcements & warning tones
  • Suitable for large indoor and outdoor environments

Schedule a Demo

The MA-Micro is a UL 1480A listed, Class I, Division 2, Hazardous Location certified, 360° Mass Notification System. The lightweight, high power speaker broadcasts live and pre-recorded voice commands and tones up to 134 dB over a 0.5 square mile area; making the MA-Micro the life safety speaker of choice.

Leading the industry in voice intelligibility, the MA-Micro speaker design achieves an exceptional STI 0.84/1.0, ensuring commands are  clearly transmitted and heard, even in high noise environments.  

The MA-Micro is constructed with a waterproof UV-resistant enclosure. Its the little brother to the battle tested MA-1, which has become the trusted mass notification system for the US military’s forward operating bases domestic and in theater. 

Contact us  today for a free on-site demonstration and sound map of your facility.


  • Emergency Notification
  • Life Safety
  • Disaster Relief Alerting
  • Pier-side Alerting
  • Military Security
  • Campus Security
  • Flight Decks
  • Manufacturing Facilities
  • Arenas
  • Indoor Facilities 

Contact Us

Our team would enjoy starting a dialogue with you. Please use the form to the fill out your contact information and your query.

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