Of course one could just use headphones. But a hackier way would be to build a parametric speaker that focuses soundwaves into a narrow beam like [Shane] did with this ultrasonic sound gun.

ISE (Integrated Systems Europe) 2025 begins this week in Barcelona and runs through February 7th; the show has become one of ...

Several new loudspeakers were among the products unveiled at ISE 2025 by Bose Professional The EdgeMax LP proprietary ...