A computer keyboard is a built-in or peripheral input device modeled after the typewriter keyboard which uses an arrangement of buttons or keys to act as mechanical levers or electronic switches. Repl
A wired computer keyboard for desktop use manufactured by Lenovo
Keyboards on laptops usually have a shorter travel distance and a reduced set of keys.
Multifunction keyboard with LCD function keys
A Greek keyboard lets the user type in both Greek and the Latin alphabet (MacBook Pro).
A keyboard layout is any specific physical, visual, or functional arrangement of key switches, legends, or key mapping of a keyboard. Layouts are used on computer keyboards, for virtual keyboards, or
Computer keyboard
…since the 1970s, supplemented by the computer mouse since the 1980s, and the touchscreen since the 2000s. Common designs follow a variety of standard keyboard layouts. Keyboard keys (buttons) typically have a set of characters engraved or printed on them, and each press of a key typically corresponds to a single…
MIT "space-cadet" keyboard, a pre-ISO/IEC 9995 keyboard with a large number of modifier keys. It was equipped with four keys for bucky bits (Control, Meta, Hyper, and Super); and three shift keys, called "shift", "top", and "front".
4800-52 mainframe / dumb terminal keyboard, c. mid-1980s. There is an obscure configuration of modifier and arrow keys, line feed key, break key, blank keys, and repeat key.
Keyboard of a Letter-Printing Telegraph Set built by Siemens and Halske in Russia c. 1900
A visual layout consisting of both factory-printed symbols and customized stickers