20 MMO-tuned buttons: Contains a special 12-button thumb panel for fast, look-free navigation. For smoother motions, more accurate cursor movements, and increased accuracy, the low-friction polytetrafluoroethylene feet remove friction on almost any surface. Ring-finger G-shift button: Double the number of things you can do with each button right away. Constructed with comfort in mind: During extended multiplayer sessions, click fatigue is decreased by the sculpted shape and well-tuned buttons. Modes of the G8 cycle Complete customization: Customize the thumb panel's button assignments, DPI settings, and lighting colors to suit your preferences. Avoid using a USB hub.