What are the minimum requirements of the following hardware keyboard mouse and printer?

The minimum requirements for a hardware keyboard typically include a USB or PS/2 connection, with basic functionality for typing and essential keys. A mouse generally requires a similar connection type and should have at least two buttons and a scroll wheel for basic navigation. For a printer, the minimum requirements usually include a USB or network connection, the ability to handle standard paper sizes, and basic printing capabilities in black and white. Specific requirements may vary based on the intended use and compatibility with the operating system.