Hot Swappable: You can change the switches by pulling-out and plugging-in. You dont need to solder the switches. You can try and change switches of other colors with this keyboard. [Multicolor backlit]: Easy to change 9 backlit Modes by pressing FN+Ins; 8 modes gaming keys lighting-up patterns. [Anti-ghosting]: 87 keys/n-key rollover. Allows multi-keys to work simultaneously in high speed. Each key is controlled independently, which allows faster response in games. [Blue switches]: Blue switches are favoured by typists due to their tactile bump and audible click. Lifespan:50 million cycles;Operating Force:60cN,Activation Point:2.3mm,Total Travel Distence:4mm. [Ergonomic designed]: the stepped keycap makes it sleek and the arc and slope fit your hands easily to prevent fatigue. Convenient Multi-media Keys FN+F1~F12 Provides Windows Key lock for gaming, multimedia controls for entertainment, email and calculator