| 
      
        |  |  
        | Dust-free I/O Port Cover |  
        | High quality dust free multi-media I/O port cover. |  |  | 
      
        |  |  
        | Cable-managed Interior |  
        | Interior cabling all clamped and managed to allow tidy looks and internal   airflow. |  |  | 
      
        |  |  
        | Intel CAG 1.1 Fan Duct |  
        | Ventilated side panel with Intel CAG 1.1 fan duct, expandable to match the   position of CPU fan. |  |