Sensor  DPI 100, 4000  DPI range 100 dpi - 4000 dpi  Max. DPI 4000 dpi  Sensor technology optical  Sensor model A3050  Acceleration 20 G  Polling rate 125/250/500/1000Hz  Tracking speed 60 ips  Connectivity  Connection type wired  Cable length main cable 180 cm  Bluetooth no  USB version 2.0  Connector type USB  Control  Grip type palm  Horizontal scrolling no  Controls left, right, mid, dpi +, dpi -, fire  Number of buttons 11  DPI button yes  Programmable buttons yes  Number of Programmable buttons 11  Number of macro buttons 0  Adjustable weight yes  Weights - number 8  Weights - size 2 g  Suitable surface non-reflective flat surface  Macro programming yes  Left-right handed use right-handed  Scroll wheel yes  Trackball no