Key Features -Frameless and compact TKL design, UK layout -Full anti-ghostin N-key rollover support -RGB backlight with individual LED for each key -Multiple selectable lighting schemes -Detailed customization software including macro & profiles -Raised key design for stylish looks and easy maintenance -Multimedia features & Windows key lock function Model KG934 Number of Keys 89 Switch Type Blue Mechanical Switch Rating 50 million clicks Key Route 3.8 - 0.3mm Operating Force 60 - 10g LED Lighting RGB Connection USB 2.0 Cable Length 1.5m Compatibility Windows XP or newer