The Kensington Mouse in a Box Optical Pro is a standard mouse with a sleek gray design. It features an optical tracking method, 4 buttons, a scroll wheel, and a maximum DPI of 800. This mouse is compatible with both PS/2 and USB connectivity options and comes with a 5-year manufacturer warranty, ensuring long-term reliability. With a compact size of 5.0 x 2.7 x 1.8 inches, this mouse is a convenient and functional option for users seeking a quality mouse for their computing needs.