MageGee 75% Mechanical Gaming Keyboard with Red Switch, LED Blue Backlit Keyboard, 87 Keys Compact TKL Wired Computer Keyboard for Windows Laptop PC Gamer - Black/Grey[Mechanical red switch]: characterized for being linear and smoother, slight key sound has no paragraph sense with minimal resistance, but fast action without a tactile bump feel which makes it easier to tap the keyboard. [Classic charming blue LED backlight]: customize multiple illuminated light effects with static and dynamic, supports about 20 kinds backlight modes, press Fn+ to switch, FN+ control backlight brightness, FN+ control backlight speed.