Meaning of peripheral, external or internal devices enhancing a computer's functionality. Explore examples, connection types, the difference from accessories. Peripheral devices play a crucial role in the world of computing, serving as essential components that enhance and expand the functionality of computers. From input devices that allow users to communicate with their computers to output devices that display information or produce tangible results, peripheral devices are key players in the smooth operation of modern computer systems. This comprehensive guide aims to provide a clear understanding of what peripheral devices are, their various ... A peripheral device is any external device connected to a computer that adds functionality but is not part of the core computer system. These devices typically handle input, output, or both, and are also known as input-output (I/O) devices. Learn what a peripheral device is and how it differs from a core component of a computer system. Find out the types and examples of input, output, and input/output devices.