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  2. Microphone blocker - Wikipedia

    en.wikipedia.org/wiki/Microphone_blocker

    A headphone cable with microphone, a wired headset, or a wired microphone - More expensive and will provide just one blocking plug. It's possible that microphone connectors without a microphone circuit like the above solutions offer low security, because when you plug a connector that has no microphone or microphone circuit, software has the ...

  3. Covert listening device - Wikipedia

    en.wikipedia.org/wiki/Covert_listening_device

    During World War II, the Nazis took over a Berlin brothel, Salon Kitty, and used concealed microphones to spy on patrons. Also during the war, the British used covert listening devices to monitor captured German fighter pilots being held at Trent Park. In the late 1970s, a bug was discovered in a meeting room at the OPEC headquarters in Vienna.

  4. Trump fumes over mic issues at Milwaukee rally: ‘Do ... - AOL

    www.aol.com/trump-fumes-over-mic-issues...

    Former President Trump’s rally in Milwaukee on Friday was derailed by technical difficulties as he seethed over microphone issues during his final planned stop in the swing state of Wisconsin.

  5. 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 ...

  6. Wireless microphone - Wikipedia

    en.wikipedia.org/wiki/Wireless_microphone

    A wireless microphone, or cordless microphone, is a microphone without a physical cable connecting it directly to the sound recording or amplifying equipment with which it is associated. Also known as a radio microphone , it has a small, battery-powered radio transmitter in the microphone body, which transmits the audio signal from the ...

  7. Noise-canceling microphone - Wikipedia

    en.wikipedia.org/wiki/Noise-canceling_microphone

    The internal electronic circuitry of an active noise-canceling mic attempts to subtract noise signal from the primary microphone. The circuit may employ passive or active noise canceling techniques to filter out the noise, producing an output signal that has a lower noise floor and a higher signal-to-noise ratio .

  8. Intel High Definition Audio - Wikipedia

    en.wikipedia.org/wiki/Intel_High_Definition_Audio

    Computer motherboards often provide a connector to bring microphone and headphone signals to the computer's front panel. Intel provides a general specification for this process, but the signal assignments are different for both AC'97 and HD Audio headers. [11] The pin assignments for the AC'97 and HD Audio connectors are: [11]: 21, 22

  9. 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