In the same design as the Porsche 911. Designed in the design studio of Porsche Weissach. PC- and Maccompatible aluminium scroll wheel, high resolution 2,000 dpi sensor, 2.4 GHz technology and plug & play installation. Colour: in high gloss Black. With a tiny and very powerful dongle for wireless use. Dimensions of dongle: 20 x 15 x 7 mm.