Sensor: A704 optical 800-1200-1600-2400 dpi is the resolution. Buttons: 5+1 (wheel for scrolling) 4000 frames per second Maximum Acceleration: 8g Maximum Tracking Speed: 30 ips System compatibility: MAC OS, Windows XP/Vista/7/8/10 User interface: Length of USB cable: 1.6±0.01 meters Measurements: 135*73*42 mm