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Input Devices refer to electronic components or peripherals designed to receive data, commands, or signals from users and transmit them to computers, edge computers, routers, or other devices for processing. They serve as the primary interface between humans and machines, facilitating interaction through various means such as key presses, touch gestures, speech recognition, or movement tracking. Examples of input devices include keyboards, mice, touchscreens, microphones, cameras, and game controllers, among others. The design and functionality of these devices aim to enhance user experience, improve productivity, and enable more natural and intuitive interaction with digital systems.