A wireless keyboard is a modern input device that allows users to type without being physically connected to a computer or device by a cable. It uses technologies like Bluetooth or radio frequency to establish a connection. This type of keyboard offers greater flexibility and helps reduce desk clutter. Wireless keyboards are commonly used with laptops, tablets, smart TVs, and desktop computers. They are powered by batteries, which may be replaceable or rechargeable. Many models include additional features such as multimedia keys and touchpads. The design can be compact and portable, making it easy to carry and use anywhere. Some wireless keyboards are ergonomically designed to provide comfort during long typing sessions. They may also offer a good range of connectivity, allowing users to operate devices from a distance. Overall, a wireless keyboard provides convenience, mobility, and a cleaner workspace.