This IBM 93Y1231 Keyboard is a high-quality cash register point of sale POS unit that comes with a trackball. It is an excellent choice for businesses and individuals who need a reliable and efficient way to process transactions. The keyboard is designed to withstand the rigors of daily use, and its sturdy construction ensures that it will last for years to come.

With its easy-to-use interface and intuitive design, this POS unit is perfect for anyone who needs to handle customer transactions quickly and accurately. The trackball allows for precise movement and makes it easy to navigate through different screens and options. Whether you are running a small business or a large retail store, this IBM keyboard is an essential tool that will help you streamline your operations and improve your bottom line.