JONSBO X400 ATX Case, back-connect desktop Case- Mid tower case structure: 3D Skeletal framework design,incorporating the style of e-sports game mecha, glass for double-glazed sea-view IO with ARGB Lighting,enhance the atmosphere of E-sports Games Mainboard auxiliary wind cooling system(Patent design):You can install a 12CM fan in rear to direct airflow into the MB compartment Supports ATX/M-ATX back-connect motherboards, providing a more concise internal hardware visual environment The computer case supports vertical GPU installation for GPU lighting effects display Note: The vertical GPU installation mode requires purchasing a GPU conversion bracket and PCI-E extension cable separately Cooling system:13 fan positions Dual-sided panel anti-fall hover design Tool-free open: Top cover, panel, and bottom plate are also tool-free snap-on/snap-off designs, enhancing the convenience of installation and maintenance Product Parameters Model No.:X400 GRAY Case material: SPCC & SECC,ABS Plastic