BARCELONA, Spain, Feb. 27, 2019 /CNW/ -- Sonarax (https://sonarax.com/), the ultrasonic communication technology company, unveils a new standard in machine-to-machine ...

Ultrasonic waves can help clean items around your home, but which products are best? Here are 12 types of tools that leverage ...

When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...

You can prevent facial recognition cameras from identifying you by wearing face paint, masks, or sometimes just a pair of oversized sunglasses. Keeping conversations private from an ever-growing ...

If you’re already worried about ads tracking your online whereabouts, here’s a new thing to freak out over: cross-device tracking that communicates using high-pitched audio frequencies. As reported by ...

Silentek's covert ultrasonic jammer looks like a speaker but is a powerful anti-recording device. It was effective against all devices tested, including iphone ...

Companion Mode is set to be the default ...

Humans can observe what and where something happens around them with their hearing, as long as sound frequencies lie between 20 Hz and 20 000 Hz. Researchers have now developed a new audio technique ...

Silentek offers new ultrasonic jammer which outperforms all other units tested. The UJ-20000 proved effective against all devices tested, including iphones. USA ...