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  2. Display lag - Wikipedia

    en.wikipedia.org/wiki/Display_lag

    Nevertheless, this is almost identical to the use of casual stopwatches on two monitors using a "clone view" monitor setup as it does not care about the missing synchronisation between the composite video signal and the display of the laptop's screen or the display lag of that screen or the detail that the vertical screen refresh of the two ...

  3. KVM switch - Wikipedia

    en.wikipedia.org/wiki/KVM_switch

    Depending on the product, the switch may present native connectors on the device where standard keyboard, monitor and mouse cables can be attached. Another method to have a single DB25 or similar connector that aggregated connections at the switch with three independent keyboard, monitor and mouse cables to the computers. Subsequently, these ...

  4. VGA connector - Wikipedia

    en.wikipedia.org/wiki/VGA_connector

    A VGA extender is an electronic device that increases the signal strength from a VGA port, most often from a computer. They are often used in schools, businesses, and homes when multiple monitors are being run off one VGA port, or if the cable between the monitor and the computer will be excessively long (often pictures appear blurry or have ...

  5. What 'secret' loudspeaker codes mean at department stores - AOL

    www.aol.com/news/2010-10-13-what-secret...

    Walmart security watches shoppers enter on Black Friday This "code" is one of many innocuous sounding secret codes that stores use to alert employees to problems without distracting you from shopping.

  6. Computer monitor - Wikipedia

    en.wikipedia.org/wiki/Computer_monitor

    A flat-panel display (FPD) computer monitor A cathode-ray tube (CRT) computer monitor A computer monitor is an output device that displays information in pictorial or textual form. A discrete monitor comprises a visual display , support electronics, power supply, housing , electrical connectors , and external user controls.

  7. Walmart's very best Black Friday deals of the day: AirPods ...

    www.aol.com/lifestyle/walmarts-very-best-black...

    Take, for example, this HP 15.6 inch Windows Laptop that's now just $199 (was $379), this Barbie Dreamhouse that's $125 (was $300), or the 2nd Gen Apple AirPods, which have been on sale for $89 ...

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  9. Pointing stick - Wikipedia

    en.wikipedia.org/wiki/Pointing_stick

    IBM sold a mouse with a pointing stick in the location where a scroll wheel is common now. A pointing stick on a mid-1990s-era Toshiba laptop. The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking.