With the masterkeys pro s you get the best of both worlds the brightest leds and the best tactile feeling that gamers have come to love how is this possible we completely redesigned the interior to fit both cherry mx switches and big fat juicy leds that can radiate 167 million colors you also get on the fly macros profile support and easy to use software all in a sleek minimalistic design cherry mx switch tenkeyless layout rgb led backlight 167m colors support arm cortex m3 32b