This updated Das Keyboard 5QS Mark II features the new gold standard in mechanical switches, Cherry MX2A. With ring lubrication on the socket dome, typing is smoother and more comfortable. Your fingers will thank you. Boost productivity by displaying information (e.g., weather, stock quotes, project progress, CPU usage, etc.) in color on the keys with Q software.This keyboard sports a secure firmware that prevents unknown third parties intrusion. This is particularly desirable for highly sensitive network environments where every hardware, software, and firmware need to be controlled.With, sound dampening foam that quietly absorbs each keystroke, reducing noise and creating a smooth, peaceful typing experience. It's the hidden element that transforms your keyboard into a quieter, more efficient tool.Key Features - Enhanced 104-key US layout Cherry MX2A switches RGB lighting Aluminum top plate Oversized volume knob Full-NKRO Detachable palm rest Pre-lubed 100M keystroke lifetime Actuation force - 55 cN Initial travel/total travel - 2.0 mm / 4.0 mm Tactile, non-clicky design Compatible with PC, Ubuntu, MacOS Mode.