AHD M-815X

Technical Specifications:-

  • M-815X range at which 85 dBs can be heard:-
    • 3000m (Usable)
    • 2000m (Practical) see explanation
      SPL Peak:  162 dB
    • SPL Max:   158 dB
    • Frequency range:   ± 3 dB 300 Hz to 8 kHz
    • Weight:  48 Kg
    • Dimensions:  525 mm × 1.600 mm × 230 mm
    • Active
  • Version:  Vehicle mountable
  • Inputs:  1 (one)
  • Voltage:  AC 110 V to 240 V or DC 24 V to 30 V
  • Enclosure:  Aluminium
  • Temperature Range:  - 30° C to + 70° C (non-condensing)

Full details of all Mobile PA and Acoustic Hailing Devices. Registration Required.

The M-815 (Acoustic Hailing Device) Active High-Output Directional Loudspeaker has been designed for maximum speech intelligibility over long distances – it is capable of generating over 85 dB at target distances up to 3000 m.


The system features internal integrated DSP controlled power amplification as well as control, level and safety functions including AP-Lock.


These high performance emitters are designed for mobile applications under the harshest weather conditions in military, rescue and  marine applications. Marine and MIL certification for the system is available.

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