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Input Devices are electronic components or peripherals used to input data into computing systems, such as computers and computer accessories. They facilitate interaction between users and machines, translating physical actions or signals into digital information that can be processed by the system. Examples of input devices include keyboards, mice, scanners, webcams, touchscreens, microphones, gamepads, joysticks, and barcode readers. These devices enable a wide range of functionalities, from typing and pointing to image and voice recognition, making them essential components in modern computing.