The key is intersecting ultrasonic frequencies to produce audible sound
Researchers harness ultrasound to create isolated pockets of sound only you can hear in a crowd
Submitted 1 year ago by BrikoX@lemmy.zip to technology@lemmy.zip
Submitted 1 year ago by BrikoX@lemmy.zip to technology@lemmy.zip
The key is intersecting ultrasonic frequencies to produce audible sound