A sailor in the US Navy uses a long-range acoustic device on board a boat

A seafarer in the United States Navy utilizes a long-range acoustic tool throughout a drill

David Wa / Alamy

A non-lethal tool created by the United States Navy intends to surreptitiously provide an individual not able to talk.

The tool, called a portable acoustic hailing and also disturbance (AHAD) system, documents a target’s speech with a long-range microphone and also plays it back to them with a little hold-up. As anybody that has actually talked on a phone or net call that mirrors their voice back at them will certainly understand just also well, such postponed acoustic responses can be very turbulent …


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