Klang Ultrasonic Speaker

Unfortunately, these speakers are just a prototype but the premise seems promising. Listen to your music, movies or whatever without disturbing the people around you. Designed as part of a project hosted by Ban & Olufsen, the Klang speakers use a dish design and sound physics to focus a beam of sound to a specific point. Sound is only noticeable when it hits an obstruction. Read more [Adam Mollervia Yanko DesignviaDvice]

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