SPEEDLINK KUDOS Z-9 Customizable Laser Gaming Mouse with 9 Programmable Buttons, Red Fully customizable Excellent ergonomics, nine programmable buttons, distinctively notched 4-way scroll wheel plus dpi and profile switches Ultra-precise laser sensor with configurable sensitivity levels from 50 to 8,200dpi Easy-to-use configuration software and internal memory for profiles and macros Zero-response-time buttons for lag-free operation 64 colors for the profile indicator strip illumination Ergonomically designed with thumb indent for right-handed use Flexible, sheathed 1.8m USB cable