COVERT SOUND Crossword Clue
COVERT SOUND Crossword Clue
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Crossword Puzzle Infos
Covert sound is a type of audio technology that allows sound to be transmitted without being detected. It is often used in espionage and surveillance operations, as it allows for the transmission of sound without alerting anyone to its presence. PSST is an onomatopoeia that is used to represent a whisper, which is a common way of using covert sound.