A 4 Tech 1600DP optical mouse

Specifications:

• Report Rate: 125 Hz
• Sensor: Optical
  
• DPI: 600-1000-1600
  
• Buttons: 4
  
• Style: Symmetric
  
• Size : 108 x 64 x 35 mm
  
• Weight: 110 g
  
• Cable: 1.8 m
  
• Plug: USB
  
• System:Windows 7/ 8/ 8.1/10