RGB Backlight: 18 backlight models allow you to type in the dark. You can adjust its brightness with a control wheel or FN + Up/Down. 5 modes of RGB side edge lighting. The color of each key lighting on the keyboard can be customized easily without installing software, a great choice to DIY your stylish keyboard. Durability: 50 million times keystroke test, 60g actuation force, and 2.3 mm short travel. Special Double-shot injection molded keycaps never fade key font with waterproof and dust resistant mechanical switch. Upgraded Hot-Swap - The brand new upgrade with nearly all switches(3/5 pins) compatible, the free-mod hot-swappable socket is available now. The exclusive next-level socket makes the switch mounting easier and more stable than ever. Dedicated Multimedia Controls: The multimedia controls let you quickly play, pause, skip the music right from the keyboard without interrupting your game. Also, designed with a volume/backlight adjust wheel, it's easy to adjust volume or backlight brightness directly with the wheel in the upper right side of the keyboard. Very convenient and cool looking. 5 Macro Keys: There are 5 programmable macro keys(G1~G5) on the keyboard which can be recorded macros on the fly without any additional software required to be installed. Easy to edit and DIY your stylish keyboard.