NIRO MS-2500G is a powerful, advanced, professional gaming mouse with AVAGO A9800 laser sensor. Sensor is capable of dpi range of 50 to 16400.Mouse is equipped with OMRON Switch, which gives you rapid and instinctive control. With 5 different profile you can Customize your gaming preference. Sensor: optical Resolution: 50-16400 dpi Buttons: 19 Internal memory: 64kb Macros: 40 Profiles: 5 Polling rate: 125-250-500-1000hz Cable length: 180cm Dimensions: 122.5x92x42 Weight: 158.8gr (2.4x8gr extra weight) Os: windows 2000/XP/VISTA/7/8/10 SKU: 61.0225 Categories: Gaming, Gaming Mice, Mice, Peripherals