Razer BlackWidow Ultimate 2013 Keyboard: * Full mechanical keys with 50g actuation force * Razer Blackwidow Ultimate Keyboard features individually backlit keys with 5 levels of lighting * 1000Hz Ultra-polling/1 ms response time * Programmable keys with on-the-fly macro recording * Gaming mode option for deactivation of the Windows key * Razer Blackwidow Keyboard comes with 10 customizable software profiles with on-the-fly switching * 5 additional macro keys * Gaming optimized key matrix for minimized ghosting * Multi-media controls * Braided fibre cable * Audio-out/Microphone-in jacks * Razer BlackWidow Ultimate 2013 Keyboard offers USB-pass-through