We all pretty much has enjoyed some time in our lives dreaming about a magical remote control that with the push of a button would close the mouth of a partner. Now, thanks to the new device SpeechJammer, the dream is finally a reality!
This is a japanese machine, whose operation is based on the phenomenon Delayed Auditory Feedback (DAF). More specifically, the SpeechJammer reproduce the speaker's voice with a delay of 0.2 seconds, causing the latter to lose and can not utter a word.
The only thing to do is to target the annoying speaker's mouth. Get a taste of SpeechJammer the video below: