Connector: USB Key Style: Optical Switch Key Response: 0.2ms N-Key Rollover: 100% N-Key Rollover Hotkey: Multimedia Hotkey Backlit: Customize RGB Animation Backlit Brightness: Adjustable Space-Bar: Screw Enhanced Space-Bar Memory Backlight: 6 Free Driver RGB Lighting Modes Key Lifetime: Up to 100 million keystrokes Report Rate: 1000Hz/1ms