![Pedro Lopes on Twitter: "@nytimes on our Wearable Microphone Jammer (see it in action here: https://t.co/VNkeSge8C8). it uses ultrasound to disable surrounding microphones from recording you; lead by Heather Zheng & @ravenben Pedro Lopes on Twitter: "@nytimes on our Wearable Microphone Jammer (see it in action here: https://t.co/VNkeSge8C8). it uses ultrasound to disable surrounding microphones from recording you; lead by Heather Zheng & @ravenben](https://pbs.twimg.com/media/EQwzMzQX0AAiz_K.jpg:large)
Pedro Lopes on Twitter: "@nytimes on our Wearable Microphone Jammer (see it in action here: https://t.co/VNkeSge8C8). it uses ultrasound to disable surrounding microphones from recording you; lead by Heather Zheng & @ravenben
Activate This 'Bracelet of Silence,' and Alexa Can't Eavesdrop - The New York Times · Issue #953 · tg-z/web-clip · GitHub
![Joe McCartney on Twitter: "Activate This 'Bracelet of Silence,' and Alexa Can't Eavesdrop. Very Maxwell Smart tech. 📷New York Times. https://t.co/qtfTOsmim4" / Twitter Joe McCartney on Twitter: "Activate This 'Bracelet of Silence,' and Alexa Can't Eavesdrop. Very Maxwell Smart tech. 📷New York Times. https://t.co/qtfTOsmim4" / Twitter](https://pbs.twimg.com/media/EQ0hvSmXsAAHKgu.jpg)
Joe McCartney on Twitter: "Activate This 'Bracelet of Silence,' and Alexa Can't Eavesdrop. Very Maxwell Smart tech. 📷New York Times. https://t.co/qtfTOsmim4" / Twitter
![Activate this bracelet with 24 speakers — developed by married University of Chicago professors — and Alexa can't eavesdrop – Chicago Tribune Activate this bracelet with 24 speakers — developed by married University of Chicago professors — and Alexa can't eavesdrop – Chicago Tribune](https://i.ytimg.com/vi/-43-4LfqiTA/hqdefault.jpg)
Activate this bracelet with 24 speakers — developed by married University of Chicago professors — and Alexa can't eavesdrop – Chicago Tribune
Activate this bracelet with 24 speakers — developed by married University of Chicago professors — and Alexa can't eavesdrop – Chicago Tribune
![Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2018/01/16/11/483029AB00000578-0-image-m-4_1516103629522.jpg)
Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online
![Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online](https://i.dailymail.co.uk/1s/2020/02/17/18/24848896-0-image-a-25_1581963453523.jpg)
Scientist builds bracelet that jams microphones on smart speakers like Alexa and Siri | Daily Mail Online
![This “Bracelet of Silence” actively blocks Alexa and Siri from hearing your conversations - Yanko Design This “Bracelet of Silence” actively blocks Alexa and Siri from hearing your conversations - Yanko Design](https://www.yankodesign.com/images/design_news/2020/02/auto-draft/smart_mic_jammer_5.jpg)