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  2. Surface Laptop 3 - Wikipedia

    en.wikipedia.org/wiki/Surface_Laptop_3

    The device comes installed with Windows 10 Home but a free upgrade to Windows 11 is available. [4] The 13.5-inch model's display is the same resolution as previous generations, but the new 15-inch model features increased display resolution to maintain high pixel density. The 13.5-inch model comes with a 2256 x 1504 resolution and the 15-inch ...

  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. Microphone - Wikipedia

    en.wikipedia.org/wiki/Microphone

    In this configuration the output impedance of the microphone should be negligible in comparison with the input impedance of the pre-amplifier (in practice a pre-amp impedance at least 10 times greater than the microphone impedance is recommended). By doing so, the signal is attenuated minimally and almost no power is used in the process. [59]

  5. Comparison of Microsoft Windows versions - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_Microsoft...

    Microsoft Windows is the name of several families of computer software operating systems created by Microsoft. Microsoft first introduced an operating environment named Windows in November 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces (GUIs).

  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. Windows 11, version 21H2 - Wikipedia

    en.wikipedia.org/wiki/Windows_11,_version_21H2

    Most interfaces in Windows 11 feature rounded geometry, refreshed iconography, new typography, and a refreshed colour palette. [6] Windows 11 also introduces "Mica", a new opaque Material that is tinted with the color of the desktop wallpaper. [7] Significantly redesigned Start menu, adhering to the principles of the updated Fluent Design ...

  8. Windows 11 - Wikipedia

    en.wikipedia.org/wiki/Windows_11

    Windows 11 is the first major version of Windows NT without a companion mobile version following the discontinuation of Windows Phone with Windows 10 Mobile. Windows 11 features major changes to the Windows shell influenced by the canceled Windows 10X, including a redesigned Start menu, the replacement of its "live tiles" with a separate ...

  9. Microphone connector - Wikipedia

    en.wikipedia.org/wiki/Microphone_connector

    Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.