| A keyboard is an arrangement of rectangular buttons | | | | includes a combination of transmitter and receiver unit |
| or keys. The characters are printed or engraved on | | | | that gets attached to the computer's keyboard port. |
| the keys. Almost all keyboard keys produce letters, | | | | Radio frequency (RF) or infrared (IR) signals sent and |
| numbers or signs. Other actions are available by | | | | received from the keyboard and the unit attached to |
| simultaneously pressing more than one key. One such | | | | the computer facilitates it to work as wireless |
| example is the Control-Alt-Delete combination. This | | | | keyboard. A wireless keyboard may use Bluetooth |
| command brings up a window on most versions of | | | | too. The latest addition to this type of keyboard is the |
| Microsoft Windows. | | | | KYE Systems SlimStar 820 Solargizer Unique |
| Different layouts for the keyboards are available | | | | keyboard and mouse set save energy by running on |
| depending on varied needs of people. These needs | | | | solar power. |
| may vary depending on the language of people or the | | | | There are different ways of connecting a computer |
| purpose for which the keyboard is being used. The | | | | keyboard. These include the standard AT (Din 5) |
| best alternative layout for the keyboard is the Dvorak | | | | connector, PS/2 and USB connection. |
| Simplified Keyboard. However, this layout is not in | | | | With technology improving by leaps and bounds, no |
| widespread use. | | | | wonder the keyboard has broken ground and has left |
| In recent times Wireless keyboards have become | | | | the typewriter far behind. |
| very popular. However, for the wireless keyboards to | | | | Jayson Pablo, a dedicated writer of |
| work, they need batteries. Not only that, they may | | | | Rupizcompare.co.uk which provide information on |
| pose security problem too. A wireless keyboard often | | | | cheap computers and lcd monitors. |