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2. Echo suppression and cancellation - Wikipedia

   en.wikipedia.org/wiki/Echo_suppression_and...

   Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present. In addition to improving subjective audio quality, echo suppression increases the capacity achieved through silence suppression by preventing echo from traveling across a ...

3. Adaptive feedback cancellation - Wikipedia

   en.wikipedia.org/wiki/Adaptive_feedback_cancellation

   The process begins with background noise picked by a microphone getting amplified by a speaker in that same device. This noise is audio feedback which is stored to later be cancelled; An adaptive filter uses an algorithm to maximize the amount of the stored audio feedback that can be cancelled; The adaptive filter is implemented in an acoustic ...

4. List of Bose portable audio products - Wikipedia

   en.wikipedia.org/wiki/List_of_Bose_portable...

   [5] [6] It used Bluetooth to communicate with the source device. [7] Reviewers praised the unit's audio quality, but criticized the high price and lack of a microphone (to enable its use as a speakerphone). [8] [9] The SoundLink Mobile was replaced by the SoundLink Bluetooth Mobile Speaker II, sold from 2012 until 2014.

5. Realistic (brand) - Wikipedia

   en.wikipedia.org/wiki/Realistic_(brand)

   Quatravox was the name of Realistic's synthesized four-channel output version of quadraphonic sound, which used Hafler circuitry to reproduce ambient sounds recorded by the microphones 180° out-of-phase with the intended recording (sounds recorded from opposite the microphone from the performers, i.e., studio echo, audience noise, etc.) and ...

6. The best smart speakers for seniors in 2023 - AOL

   www.aol.com/lifestyle/best-smart-home-speakers...

   Assistant: Alexa | Connectivity: Bluetooth, Wi-Fi | Spatial audio: Yes | Special features: 8-inch touchscreen Imagine a tablet with a beefy speaker grafted onto the back: That's the Echo Show 8 in ...

7. Amazon's redesigned Echo Buds offer improved noise ... - AOL

   www.aol.com/news/amazon-echo-buds-second-gen...

   Amazon's second-gen Echo Buds are cheaper, smaller and offer true active noise cancellation on top of hands-free access to Alexa.

8. Telephone hybrid - Wikipedia

   en.wikipedia.org/wiki/Telephone_hybrid

   Some incorporate acoustic echo cancellation to allow setups with acoustic paths between loudspeakers carrying phone audio and microphones feeding the phone lines. In studio applications, a hybrid needs particularly good send-to-receive isolation. When too much of the host audio appears at the hybrid's output, there will be a number of defects.

9. Amazon’s Noise-Cancelling Echo Buds Are More Than ... - AOL

   www.aol.com/amazon-noise-cancelling-echo-buds...

   If you purchase an independently reviewed product or service through a link on our website, Variety may receive an affiliate commission. When Amazon released their second-generation earbuds last ...