Combining Ultra’s unique and proprietary acoustic device HyperSpike technology with a pan & tilt positioning device from Moog, the HS-18 RAHD™ is the ideal sound reinforcement solution and acoustic deterrent device for remote locations.

Product features

  • 156 dB SPL peak acoustic output
  • Narrow acoustic beam: +/- 5°
  • Wide frequency range: 245 Hz - 10 kHz optimized for human voice
  • Ethernet addressable for remote capability
  • Compact enclosure to reduce radar cross section & wind loading
  • Opti-Port equipment bay positions optics with acoustic beam
  • Compatible with many optics & cameras

With 156 dB of penetrating acoustics, operators have the ability to issue authoritative verbal commands in military crowd control situations while cutting through high background noise environments. The HS-18 RAHD™  has an acoustic footprint of 3000 m; delivering clear, intelligible, and authoritative commands to an intended target with industry leading voice clarity.

The new HyperSpike® Command and Control software is a device hosted web interface; allowing a user to simply plug the HS-18 RAHD™ into a network connection and be up and running in seconds. The Command and Control web interface gives an operator the capability to have full control of one or multiple RAHDs on a single network. The operator can quickly and easily program the HS-18 RAHD™ to perform automated tours of a facility. Audio tracks, alert tones, and live voice messages can all be played and stored on the RAHD Command and Control software. The HS-18 RAHD™ can be quickly integrated with a high intensity light, video camera, or laser dazzler. The integrator or installer mounts the needed accessory upon or within the unit, reboots the RAHD, and refreshes their web browser, and the accessory is immediately recognized.


  • Military Security
  • Maritime & Port Security
  • Perimeter Protection
  • Law Enforcement
  • Oil & Gas Platforms
  • Wildlife Avoidance
  • Commercial Shipping

Frequently Asked Questions

What is the maximum power draw when using the camera and light with the HS-18 RAHD?

Maximum power draw is between 6-7 amps on 120VAC.

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