[Durable Construction & Wide Compatibility] - The keyboard panel was made of top-grade aluminum alloy material, with matte-finish texture, sturdy and robust enough to protect it from scratch. Support computer systems including Windows, Linux and Mac OS. Plug and play. No drivers or software are required. [104 Keys Anti-Ghosting] - 104 keys full size keyboard, and all keys non-conflict. Every keystroke is registered during intense gameplay and fast typing, no matter how many other keys are pressed at the same time. Let you enjoy high-grade games with fast response. [Multifuntional Knob] - Long press the knob about 3 seconds to switch Lighting Mode or Multimedia Mode. In lighting mode, press the knob to change the lighting effects, rotate to adjust the brightness. In multimedia mode, press the knob/SW1/SW2/SW3 keys to function Mute/Previous/Play/Pause/Next. [Elegant Adjustable White LED Backlight] - This illuminated typewriter keyboard has up to 30 white LED backlight modes. Press "Fn+Ins" or the knob to change the lighting effects. Press “Fn+1~8” to choose the game backlight modes. You can also adjust the backlight brightness and speed. And you can create 2 customized backlight as you like. [Professional Black Switches] - Reduce trigger pressure for the fastest response, lifespan up to 50 million. It's the most suitable for playing games, straight up and straight down, no sense of passage, small click sounds, trigger fast, rebound strong. Give you the ultimate game experience. Give you the purest mechanical experience. [Ergonomic Removable Magnetic Wrist Rest] - The ergonomic ABS palm rest provides firm support that alleviates pressure on your wrist from gaming at an elevated angle. Convenient magnetic design, no drilling required and easy to install and remove.