Version 2: Features 2 more LED's placed under the spacebar for more even light distribution; Improved design of PCB for enhanced connection stability; increased functionality from DIP switchGenuine Cherry MX Brown Switches These lightweight linear switches feature silicone injection molded components which soften the sound making them great for office usersFull aluminum casing constructed of one solid piece of cast molded aluminum for extreme durability in a sleek designNew RGB Interface - The new interface allows you to now customize the RGB lighting via software while still being able to customize it manually without software on the physical keyboardDouble Shot Keycaps - Experience comfort and clarity with Duckys double shot molded keycaps made from PBT and ABS plastics. The absolute best keycaps for the office, casual use and for gaming