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  2. Wireless clicker - Wikipedia

    en.wikipedia.org/wiki/Wireless_clicker

    A speaker giving a presentation with an RF pointer in his left hand. Using a wireless clicker, helps the presenter to move freely, instead of being obliged to stay next to the computer, can get closer and keep in touch with the audience, watching the presentation together with them, being able to use the built-in laser pointer, in order to emphasize specific points in the dialogue with the ...

  3. Projection keyboard - Wikipedia

    en.wikipedia.org/wiki/Projection_keyboard

    A projection keyboard is a form of computer input device whereby the image of a virtual keyboard is projected onto a surface: when a user touches the surface covered by an image of a key, the device records the corresponding keystroke. Some connect to Bluetooth devices, including many of the latest smartphone, tablet, and mini-PC devices with ...

  4. VGA connector - Wikipedia

    en.wikipedia.org/wiki/VGA_connector

    The Video Graphics Array (VGA) connector is a standard connector used for computer video output. Originating with the 1987 IBM PS/2 and its VGA graphics system, the 15-pin connector went on to become ubiquitous on PCs, [1] as well as many monitors, projectors and HD television sets.

  5. Output device - Wikipedia

    en.wikipedia.org/wiki/Output_device

    The interface between an auditory output device and a computer is the sound card. Sound cards may be included on a computer's motherboard, installed as an expansion card, or as a desktop unit. [6] [7] The sound card may offer either an analog or digital output.

  6. How to connect your laptop to a monitor - AOL

    www.aol.com/news/connect-laptop-monitor...

    There are a number of reasons why you might want or need to connect your laptop to an external monitor, including the need for a larger screen, sharing a presentation with a small group or even ...

  7. Projector - Wikipedia

    en.wikipedia.org/wiki/Projector

    A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens , but some newer types of projectors can project the image directly, by using lasers .

  8. The best Walmart Holiday Deals in tech and electronics: Score ...

    www.aol.com/lifestyle/the-best-walmart-holiday...

    Honpow 4K Portable Projector. $90 $400 Save $310. ... Just set up a screen (even a light-colored wall or white sheet will do), connect a source like your laptop or phone, either via cable or ...

  9. HDMI - Wikipedia

    en.wikipedia.org/wiki/HDMI

    The HDMI alternate mode lets a user connect the reversible USB-C connector with the HDMI source devices (mobile, tablet, laptop). This cable connects to video display/sink devices using any of the native HDMI connectors. This is an HDMI cable, in this case a USB-C to HDMI cable. [69]