Peripheral Devices are external components that provide input and output for computer systems, enhancing their functionality and user interaction capabilities. Coursera's Peripheral Devices catalogue teaches you how to understand, integrate and manage these devices in a computer system. You'll learn about various types of peripheral devices such as keyboards, mice, printers, scanners, and monitors, along with their functionalities. You'll also gain knowledge about device drivers, how they aid in the communication between the operating system and the peripheral devices. Furthermore, you'll explore the troubleshooting methods for common issues with these devices. This skill can be beneficial for IT professionals, computer engineers, technical support specialists, and anyone interested in enhancing their knowledge about computer systems.