Items tagged with ultrasonic

Wild Ultrasonic Beam Tech Bends Sounds For Private Listening Without Headphones

by Aaron Leong - Tue, Mar 18, 2025

A new invention has proven that audio can successfully be transmitted directly to a listener's ears without being audible to others around. Using ultrasonic waves beamed through a 3D-printed "metasurface" an audio bubble is formed at the... Read more...

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Items tagged with ultrasonic

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