Product Description Razer Imperator 2012 Expert Gaming Mouse : RZ01-00350200-R3G1 The new Razer Imperator is outfitted with an ultra-precise 4G Dual Sensor System, that makes use of both a laser and an optical sensor to enhance tracking precision by calibrating to different surfaces and allowing adjustment of liftoff tracking distance. Add to that an improved rubberized side grip to provide maximum comfort and control, ensuring you’re geared to win all the time. Model Manufacturer Razer Model Number Imperator 2012 Elite Specification Connection USB Sensor 6400dpi 4G Dual Sensor System Buttons 7 Programmable Scroll Wheel Up / Down Click Handed Right Handed Features Rubberised Contoured Thumb Grip Adjustable Side Buttons Razer Synapse On Board Memory Up to 200 Inches Per Second Seven Independently Programmable Buttons On The Fly Sensitivity Adjustment Zero Acoustic Ultraslick Mouse Feet Package Contents 1 x Razer Imperator Mouse Driver CD Status: IN STOCK Weight: 1.00 kgs Mnfctr Code RZ01-00350200-R3G1 Manufacturer Razer