Meetion Mouse Mt-M915 Usb Corded Backlit Black

4 Colors Ergonomic Symmetric Design For Right/Left Hand Soft Touch - Two Additional Navigation Buttons (Forward And Back) - Resolution Dpi Switch Precision Optical Sensor - 5 + 1 (Scroll Wheel) - Resolution: 800/1200/1600/2000 Dpi - Sensors: Optical A70