Only 1 Person in the World Can Hear this Speaker - Ultrasonic Directional Speaker

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Today we played with an Ultrasonic Speaker which allows Audio to travel incredible distances and only be heard by 1 PERSON! Linus even pranks LTT Staff but also breaks down how these transducers work as well as their use in Museums and theme parks.

Discuss on the forum: https://linustechtips.com/topic/1579790-only-1-person-in-the-world-can-hear-this-speaker-audfly-directional-speaker/

Buy Audfly Model B: https://www.audflyspeaker.com/audfly-model-b-directional-ultrasonic-parametric-speaker/

Buy Edifier QD35: https://geni.us/a4c3ctP

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MUSIC CREDIT
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Intro: Laszlo - Supernova
Video Link: https://www.youtube.com/watch?v=PKfxmFU3lWY
iTunes Download Link: https://itunes.apple.com/us/album/supernova/id936805712
Artist Link: https://soundcloud.com/laszlomusic

Outro: Approaching Nirvana - Sugar High
Video Link: https://www.youtube.com/watch?v=ngsGBSCDwcI
Listen on Spotify: http://spoti.fi/UxWkUw
Artist Link: http://www.youtube.com/approachingnirvana

Intro animation by MBarek Abdelwassaa https://www.instagram.com/mbarek_abdel/
Monitor And Keyboard by vadimmihalkevich / CC BY 4.0  https://geni.us/PgGWp
Mechanical RGB Keyboard by BigBrotherECE / CC BY 4.0 https://geni.us/mj6pHk4
Mouse Gamer free Model By Oscar Creativo / CC BY 4.0 https://geni.us/Ps3XfE

CHAPTERS
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0:00 Intro
1:23 What does it sound like
2:22 How does it Work?
4:29 Trolling LTT Staff
5:41 It bounces also!
6:35 How far can it Travel?
8:05 The downside of Ultrasonic Audio
8:56 The use Cases
10:26 Outro