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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 ...
[citation needed] Bluetooth is another technology that is being widely used by wireless keyboards. These devices connect and communicate with their parent device via the Bluetooth protocol. A wireless keyboard can be connected using RF technology with the help of two parts, a transmitter and a receiver.
The main unit of the Switch is the console, a battery-powered tablet-like monitor that consists of an LCD screen measuring 6.2 inches (160 mm) on its diagonal, the same as the Wii U GamePad. [96] The unit measures 173 by 102 by 13.9 millimetres (6.81 in × 4.02 in × 0.55 in) and weighs 297 grams (10.5 oz). [ 97 ]
PlayStation [a] is a video gaming brand owned and produced by Sony Interactive Entertainment (SIE), a division of Japanese conglomerate Sony.Its flagship products consists of a series of home video game consoles produced under the brand; it also consists of handhelds, online services, magazines, and other forms of media.
JH Audio JH16 Pro IEMs, with a custom-molded hard acrylic shell Elize Ryd wearing in-ear monitors during a concert in 2018. In-ear monitors, or simply IEMs or in-ears, are devices used by musicians, audio engineers and audiophiles to listen to music or to hear a personal mix of vocals and stage instrumentation for live performance or recording studio mixing.
Dummy unit illustrating the design of a BrainGate interface. A brain–computer interface (BCI), sometimes called a brain–machine interface (BMI), is a direct communication link between the brain's electrical activity and an external device, most commonly a computer or robotic limb.
The Spectrum's keyboard is imprinted with BASIC keywords. To input a command in BASIC, many keywords require a single keyboard stroke. Other keywords require a change of keyboard mode by a few keystrokes. [102] The BASIC interpreter is derived from the one used on the ZX81. A BASIC program for ZX81 can be entered into a ZX Spectrum with minimal ...