corsair obsidian series 750d airflow edition, full tower atx case cc-9011078-ww by corsair [並行輸入品] corsair generous expansion room for building high performance systems, nine pci-e expansion slots, up to ten 3.5" or 2.5" drives and three 5.25" drive bays, high airflow front mesh design quiet, efficient air cooling performance for your cpu and gpus, modular drive cage system, save space and customize your layout for your storage or airflow needs, fast, straightforward builds, smart design features like tool-free drive installation, thumbscrews, and excellent cable routing make this a true builder's pc case, 2 year warranty