The Microspeed PD-270 PC-Trac Deluxe is a vintage trackball mouse that offers a superior tracking experience with its mechanical tracking method. Its ergonomic design provides comfort and precision while using the mouse. With a sleek white color and wired connectivity, this trackball mouse is a stylish and reliable choice for computer users looking for a unique and efficient pointing device. The three buttons on the Microspeed PD-270 PC-Trac Deluxe make it easy to navigate menus and perform tasks with ease.