A Bluetooth keyboard is a wireless input device that connects to computers, tablets, or smartphones using Bluetooth technology. This allows users to type without the need for physical cables, providing greater flexibility and convenience. Bluetooth keyboards are compatible with various operating systems, making them versatile for different devices. These keyboards often come in compact designs, making them portable and easy to carry. Many models feature rechargeable batteries, eliminating the need for disposable ones. With a Bluetooth keyboard, users can enjoy a comfortable typing experience while maintaining a clutter-free workspace.