The RTV 1077-E is a product of ELMAN. A vehicle transceiver for communications with and between naval units in marine band.

The product is a highly reliable apparatus with a "rock solidity".

This is the payoff that was the seed on which to base the story told by the video.

"So, there is a small boat at night in a big storm.

The situation is dangerous, the sea is stormy, there is no more time ... the crew sends a mayday. 

The day after the tranquility of the sea returned, the crew was rescued, but the boat did not overcome the strength of the sea.

Of the whole boat, only the radio that allowed the distress call was still active ..."