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A keyboard is an essential input device used to interact with electronic devices such as computers and tablets. It typically features various keys, each assigned a specific function, allowing users to type text, enter commands, and navigate through digital interfaces. Keyboards come in different forms and styles, including wired and wireless models, mechanical and membrane keyboards, and compact or full-sized designs. Regardless of the type, they all serve as a bridge between human intent and electronic execution, making them indispensable for efficient communication and productivity in today's digital landscape.