A pager keyboard is a small device used to input text and commands into a pager or other communication device. Some synonyms for pager keyboard include mobile keyboard, wireless keyboard, handheld keyboard, and portable keyboard. These keyboards are typically lightweight and compact, making them easy to carry and use on the go. They can be connected to a variety of devices, including smartphones, tablets, and computers. While pager keyboards have largely been replaced by touchscreens and other input methods, they still play a useful role in certain industries, such as healthcare and emergency services, where quick and efficient communication is critical.