Without much effort, the Phanteks P400S allows users to create a clean and beautiful system. Ambient RGB illumination adds character while the solid metal exterior gives the case a simple elegant design. The addition of a tempered glass side panel improves visibility allowing you to show off your build in style. The P400S is suitable for beginners and experienced system builders with all the extra features. The P400S comes with sound damping panels and a 3-speed fan controller to enhance acoustical performance.