Turtle Beach has announced that it had built its first transparent directional speakers featuring its HyperSound technology. The company demonstrated an early prototype of the speaker set publicly at the E3 trade show, but does not reveal when it expects the new tech to be commercialized. Turtle Beach’s HyperSound Glass is comprised of multiple layers of thin transparent films, which can generate a narrow beam of ultrasound (high frequency sound) that delivers audio to a targeted listener (by the time it reaches the targeted spot, ultrasound becomes normal sound) and does not disturb others. Since the speakers produce ultrasound, the audio is inaudible in a very short distance from the speakers and is also claimed to be imperceptible in locations outside of the targeted area...

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