Title:
The Studs on This Punk Bracelet Are Actually Microphone-Jamming Ultrasonic Speakers
Author:
Andrew Liszewski
Published:
Gizmodo, 18 February 2020
From the article:
"Keeping conversations private from an ever-growing number of microphone-equipped devices isn’t quite as easy, but researchers have created what could be the first wearable that actually helps increase your privacy."
To read the article & watch video:
https://gizmodo.com/the-studs-on-this-punk-bracelet-are-actually-microphone-1841768759