3D wired optical mouse DM7000 1.High-end optical engine, precise position 2.Resolution ... 3200 DPI 3.6 colors adjustable l 3D wired optical mouse DM70001. Keys : 7 (including left, middle, right, DPI+, DPI-, forward ... , log in , save, write the driver setting document for each program and apply. 7. Aggravate block weight: 16.5±2g 3D ...