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2. OrCam Hear hands-on: A surprisingly effective voice isolation ...

   www.engadget.com/orcam-hear-hands-on-a...

   OrCam Hear consists of a pair of earbuds and a dongle that plugs into any phone, and you'll use the app to control who you want to listen to. The system listens to voices for a few seconds (via ...

3. Long-range acoustic device - Wikipedia

   en.wikipedia.org/wiki/Long-range_acoustic_device

   A long-range acoustic device ( LRAD ), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control, which has caused permanent hearing damage, having an extremely high decibel capacity (up to 160 dB measured at one ...

4. Assistive listening device - Wikipedia

   en.wikipedia.org/wiki/Assistive_Listening_Device

   Hearing aids are able to amplify and process these sounds, and improve the speech to noise ratio. However, if the sound is too distorted by the time it reaches the listener, even the best hearing aids will struggle to unscramble the signal. Assistive listening devices offer a more adaptive alternative to hearing aids, but can be more complex ...

5. Computer audition - Wikipedia

   en.wikipedia.org/wiki/Computer_audition

   Computer audition (CA) or machine listening is the general field of study of algorithms and systems for audio interpretation by machines. Since the notion of what it means for a machine to "hear" is very broad and somewhat vague, computer audition attempts to bring together several disciplines that originally dealt with specific problems or had a concrete application in mind.

6. The best computer speakers - Engadget

   www.engadget.com/2019-05-24-the-best-computer...

   Of all of the 2.1-channel systems we tested, the Klipsch ProMedia 2.1 THX set had the best sound quality, about as full and balanced as the Mackie CR4BT but with more potential bass response ...

7. Sonos Beam (Gen 2) review: A bit of Dolby Atmos ... - Engadget

   www.engadget.com/sonos-beam-gen-2-review-dolby...

   The main difference is that the new Beam also has more processing power to handle Dolby Atmos surround sound. I tend to want more in a sequel, especially since in this case Gen 2 costs $50 more at ...