BLUE TOOTH SMART MOUSE. The 6 button design includes ergonomic back and forward buttons with an integrated wheel for easy navigation and scrolling. Optical sensing technology to give superior mouse tracking resolution (3,000 frames per second) with unprecidented speed and precision. Switch between 1,000 and 1,600 DPI for maximum accuracy. Smart power management provides for use up to one year on a single AA battery. --BlueTooth Connectivity; Optical Sensing Technology; Scalable DPI; Smart Power Management; 6 Button Design. Color: Black