Combination of rugged elements consisting of honeycomb and mesh intake designs Sufficient flexibility for multiple graphics solutions up to 310mm Enlarged cable management space for easy routing and hiding cables, and provide a better airflow and neatness of system building Superior expandability: up to ODDs (tool-less) x 2 3.5″ HDDs x 3 and 2.5″ SSDs x 3 Tool-less mechanisms on 5.25″ devices Advanced USB3.0 ports for maximum data transfer speed and high current smart phone and tablet charging Best ventilation solution, support up to 7 fans: front 120mm fans x 2 top 120mm fans x 2 rear 120mm fan x 1 side 120mm fan x 2 High quality and game-style interior black coating 7 PCI slots provides flexibility for multiple graphics cards solutions Installation opening in the MB tray for easy upgrade CPU cooler Vented slot covers for better cooling performance Air filter on the bottom, top and front to prevent dust from entering the enclosure Transparent side cover design.