Razer BlackWidow Ultimate, Clicky Backlit Mechanical Gaming Keyboard, Fully Programmable - Cherry MX Blue Switches Extreme Durability- Razer mechanical switches are rated up to 80 million keystrokes and come with a 2-year warranty Individually programmable Razer Green backlit key with dynamic lighting effects The Razer BlackWidow Ultimate is USB 2.0enabled and features audio pass-through for easy cable routing Enhance your Razer Diamondback gaming experience with Razer Synapse, Razers hardware configurator with online cloud support You can sync all your Razer Chroma-enabled peripherals so you can watch your keyboard, headset, mouse, and even mouse mat come to life as one