The CHALLENGER PRIME RGB Membrane Gaming Gear Combo packs a whole lot of features at a budget friendly price. With enhanced color-bar concepts, our basic customizable back lighting has been evolved for extreme customization. It gives a spectrum of visual effects and provides users the easiest way to tune; and more importantly, it colors up your life! Brightness can further be adjusted via the dial in the front center of the keyboard. As with all CHALLENGER series keyboard, the CHALLENGER Prime RGB also features onboard memory for dedicate macro key settings. In addition, there are multimedia keys, shortcut keys, repeat rate and poll rate adjustment keys!