Azio Levetron Mech4 Gaming Keyboard (KB588U) Mechanical Keys - The Cherry Black mechanical switch is widely believed to provide the best gaming experience. Featuring a linear design ideal for rapid pressing of keys and the right stiffness to help prevent accidental key presses. Fully Programmable Keys - The included Software allows for full customization of the entire keyboard and dedicated Macro-keys. Modular Design - The numeric keypad can be attached to either side of the keyboard or remain detached. The included Macro Keypad module is the first of many accessories that will take advantage of the keyboard's rail system. Macro D-Pad - The add-on Macro D-Pad expansion allows for 6 additional programmable keys. The expansion module rail enables custom positioning by sliding the D-Pad left or right. Anti-Ghost - The anti-ghost feature ensures multiple commonly pressed keys register when pressed simultaneously. More Features - The Mech4 is engineered to remain functional even if accidentally exposed to liquid. Do not flip or shake the keyboard and the liquid will properly drain itself. Plus, it has a win on/off key which allows you to disable the Windows key to prevent accidental pressing of the key during game play, a volume knob for intuitive control of the volume of your PC and two USB expansion ports for convenient connection of USB enabled devices. The braided cables & gold-plated USB connector enhance durability and conductivity. On top of that, the Mech4 can create and save as many profiles as you like for maximum key customization.