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#epirb #emergency beacon #maritime safety #distress signal #GMDSS #search and rescue

🆘🛰️📍📡

#EPLOS #emergency position locating operating system #maritime safety #aviation safety #satellite location #GMDSS #epirb

🚢📡🆘

#digital selective calling #dsc #marine radio #VHF Radio #maritime safety #GMDSS #boating