The Logitech G9 is the corded and upgraded Gaming Mouse from the G7 cordless, featuring on the fly DPI settings up to 3200, a 1000 Hz USB polling rate, multiple grips, user adjustable weighting system and software profiles to hold & adjust mouse settings in game. The G9 is primarily designed for the hardcore gamer and along its precise operation, it features many customization options geared towards PC gaming. Up to 5 user profiles can be stored in the onboard memory on the mouse itself storing both mouse-click and keystroke macros. The 5-color LED lights on the mouse indicate which profile is currently active.