Akko's First Resin Case Mechanical Keyboard: Paired with transparent PC plastic keycaps, the keyboard offers a jade-like aesthetic. YU stands for Jade in Mandarin. The white jade version exhibits a crystal and white looking , giving it an overall appearance of clear Solid and Clacky Feel: The Resin has a higher density than aluminum alloy, imparting a heavy feel, much like an art. The keyboard is perfect for users who love stiff typing experiences and want a clacky sound out of the box Plugin Free Web Program (VIA): VIA enables you to easily create macros and remap your wireless gaming keyboard layout to quickly access any function in any program through plugin-free web interface. You can modify keys and customize your keyboard to suit your needs without hassle RGB Backlit Wireless Keyboard: The hot swappable keyboard features RGB backlit effects with multiple modes. You can customize the RGB effects according to your needs and enjoy an exciting atmosphere with every press