Thermaltake Core X9 Black Edition E-ATX Stackable Tt LCS Certified Cube Computer Chassis CA-1D8-00F1WN-00 Tt LCS Certified: Thermaltake exclusive certification applied to only products that pass the design and hardcore enthusiasts standards Supports 4x USB 3.0 ports with HD Audio ports for convenient front panel access. Cooling System : Front (intake):(800rpm,13dBA), Rear (exhaust):(1000rpm,16dBA) Fully Modular Design: Provides multiple configurations and flexibility for custom PC Enthusiasts Interchangeable Window and I/O Panel: Customize for the best viewing presentation with an interchangeable window and I/O panel design Chamber Concept: Optimized for space management, the Core X9 is divided into two main chambers for cooling performance and improved efficiency Warranty: 3 Years