VIBE VA-60-M 3-Button USB Optical Scroll Mouse (Black/Clear) VIBE VA-60-M-BLK 3-Button USB Optical Scroll Mouse General Features: Black/Clear color scheme No driver or software installation required 3-buttons Optical Technology Up to 800 DPI Scroll Wheel acts as third button USB interface Smaller, compact design Plug and Play Unit Dimensions: 1.25 x 2.05 x 3.75-inches (H x W x D, approximate) 43-inch (approximate) Cable Length