NOTE This product doesn't include MX switches or keycaps,but you can order some MX switches and a nice keycaps set yourself.Just put the switches in PCB,3 pin 5 pin both are suitable. PROGRAMMABLE KEYBOARD This keyboard kit has its driver to customize the backlits speed,brightness,mode,etc.And you can also DIY the function of the key.(If you want the keyboard driver please contact us after you receive the keyboard). BUILT-IN NOISE ABSORBING PAD There are a poron pad and a poron switch uderpad between pcb and gasket plate,a foam between case and pcb,to reduce the noise of the keyboard inner part and improve the gaming/typing experience of our keyboard owner. HOTSWAP GASKET KEYBOARD KIT This 66 keys custom kit is equipped with hotswap socket and gasket structure plate,support most of 3pin/5pin switches on the market,so that you could choose the great hands feeling switches you prefer. AMAZING RGB BACKLITS EFFECTING RGB is a necessary point when you play PC games.This mechanical keyboard kit has 18 lighting modes you can adjust according to your preference. TRI-MODE It has 3 connection modes and built in a 3000mAh battery,which is so convenient to you for outside working/travelling.