M428  
Specifications 
Sensor: Optical
DPI: 800-1600-2400
3200-4000-4800 (default)
Buttons: 7 (programmable)
Switch rating: 3 million clicks
Backlight: RGB
Polling rate: 125 Hz
Interface: USB 2.0
Cable length: 1.5 m
Size: 125 x 74 x 39 mm
OS support: Windows 7 or newer
 
Features
Fast Key to execute a double left click with only one key press
Quick 6-step DPI selection up to 4800
RGB backlight with multiple selectable lighting schemes
Full palm grip design
 
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