MSI Vigor GK30 Gaming Mouse And Keyboard Combo. Mechanical-like plunger switches with 3-part construction provides a crisp typing experience with over 12 million life span. Customize your GK30 with 7 lighting effects in 6 lighting areas via Dragon Center. Convenient lighting hotkeys allow you to change speed, direction or mode without installing software. At the top are hotkeys for volume adjustment and media controls.