G512 is a high-performance gaming keyboard featuring your choice of advanced GX mechanical switches. Advanced gaming technology and aluminum-alloy construction make G512 simple, durable and full-featured. RGB LIGHTSYNC backlit keys: G512 is full spectrum ~ 16.8M colors with customizable per key lighting.  CHOICE OF MECHANICAL SWITCH: Choose from three distinct mechanical switches: GX Blue is an iconic design providing both tactile and clicky feedback with snappy actuation you can feel and hear AIRCRAFT-GRADE ALUMINUM ALLOY: The brushed aluminum-magnesium alloy top case serves as the Logitech G512 wired gamingkeyboard’s backbone.  USB PASSTHROUGH: Convenience and speed are directly within reach.  FULL FUNCTION KEYS: Media and lighting controls are right at your fingertips. Use the FN key to control volume, play and pause, mute, toggle game mode, change lighting effects, etc.