Full Details from Amazon.com : http://www.amazon.com/gp/product/B000GP6HQA?tag=onigi-20<br /><br />Logitech G3 Laser Mouse ( 931691-0403 )<br /><br />Full-speed USB at 500 reportssecond delivers precision at any speed <br />2000 dpi gaming-grade laser engine <br />Ultra-light design and DryGrip surface <br />Compact ambidextrous design for quick wrist movements <br />On-the-fly sensitivity switching 800 dpi and 1600 dpi
