Wired optical mouse for desktop and notebook computers. It has 6 buttons and a high-resolution green sensor. Side buttons "Next" and "Previous" facilitates navigation in web browsers, large files, games and other programs. Quiet scrolling wheel and the rubber coating on the parts in contact with the hand provide an extremely high level of comfort and make the mouse is a nice touch. Thanks to the ergonomic shape of the mouse perfectly in the hand, does not cause fatigue during operation. Transmission: Wired Interface: USB DPI: 2000 DPI Cable lenght: 1.4 m Sensor: Optical Buttons number: 6