Macro Keys and Volume Dial: The five G-keys are fully programmable to perform complex or repetitive sequences of commands with a single button-press. The combined play/pause button and analogue volume dial provides convenient music video control AUKEY Blue Switches: Characterized by precise tactile feedback satisfying travel with an audible ‘click’ sound RGB Backlight: Easily cycle through the 19 preset lighting effects with the effects button, and adjust a variety of other settings like lighting color, brightness, and effect speed. Welcome to visit AUKEY website to get the 'AUKEY KM-G17 Keyboard' gaming software (for Windows only) and take it to the next level Full N-Key Rollover: 104-key rollover with anti-ghosting means this mechanical keyboard will never miss a single key-press or confuse your commands in any use case scenario Package Contents: AUKEY KM-G17 RGB Mechanical Keyboard, Keycap Puller, User Manual 1 year warranty.