gCrusader USB Half Mechanical Backlit Gaming Keyboard with Multi Color LED Illuminated and Macro Enabled Rotary Dial (Blue) for FPS Three color LED backlights add subtle color and ambiance to dim pro gaming stations Create and store macros to perform with a single keystroke, great for gamers The half mechanical design improves gaming function and keystroke accuracy Laser etched, beveled key caps are easy to track under your fingers and have an ergonomic feel A vintage-inspired rotary volume knob combines high tech functions with nostalgic design