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  2. Push-to-talk - Wikipedia

    en.wikipedia.org/wiki/Push-to-talk

    The PTT switch is most commonly located on the radio's handheld microphone, or for small hand-held radios, directly on the radio. For heavy radio users, a PTT foot switch may be used, and also can be combined with either a boom-mounted microphone or a headset with integrated microphone. Less commonly, a separate hand-held PTT switch may be used.

  3. Audio headset - Wikipedia

    en.wikipedia.org/wiki/Audio_headset

    General 3.5 mm computer headsets come with two 3.5 mm connectors: one connecting to the microphone jack and one connecting to the headphone/speaker jack of the computer. 3.5 mm computer headsets connect to the computer via a sound card, which converts the digital signal of the computer to an analog signal for the headset. USB computer headsets ...

  4. Opus (audio format) - Wikipedia

    en.wikipedia.org/wiki/Opus_(audio_format)

    Opus is a lossy audio coding format developed by the Xiph.Org Foundation and standardized by the Internet Engineering Task Force, designed to efficiently code speech and general audio in a single format, while remaining low-latency enough for real-time interactive communication and low-complexity enough for low-end embedded processors.

  5. Select and enable a New Mail notification in AOL Mail

    help.aol.com/articles/select-and-enable-a-new...

    AOL Mail lets you customize the notification sound you'll get when you receive a new email message. Choose to have a generic sound notification or play the iconic "You've Got Mail" alert with the original voice or your favorite celebrity's voice. Enable a new mail notification sound

  6. Voice over IP - Wikipedia

    en.wikipedia.org/wiki/Voice_over_IP

    Softphone application software installed on a networked computer that is equipped with a microphone and speaker, or headset. The application typically presents a dial pad and display field to the user to operate the application by mouse clicks or keyboard input.

  7. TOSLINK - Wikipedia

    en.wikipedia.org/wiki/TOSLINK

    TOSLINK (Toshiba Link) [3] is a standardized [4] optical fiber connector system. [5] Generically known as optical audio, the most common use of the TOSLINK optical fiber connector is in consumer audio equipment in which the digital optical socket carries (transmits) a stream of digital audio signals from audio equipment (CD player, DVD player, Digital Audio Tape recorder, computer, video game ...

  8. Computer audio - Wikipedia

    en.wikipedia.org/wiki/Computer_audio

    Computer audio may refer to: Computer music, music generated by computers; Sound card, computer hardware for producing sound. This page was last edited on 28 ...

  9. Echo suppression and cancellation - Wikipedia

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

    In some of these cases, sound from the loudspeaker enters the microphone almost unaltered. The difficulties in canceling echo stem from the alteration of the original sound by the ambient space. These changes can include certain frequencies being absorbed by soft furnishings and reflection of different frequencies at varying strength.