What feature(s) may be found on certain satellite EPIRB units?
Official USCG Answer & Rule Citation
Correct Answer: Option D — All of these
Modern GMDSS satellite EPIRBs integrate multiple safety features including a high-intensity xenon strobe light for visual detection, a 406 MHz distress transmission frequency for satellite relay, and a hydrostatic release mechanism for float-free deployment during vessel emergencies.
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