Deep Silence 6 Super Tower HPTX Case for Sensitive Audio Workstation and Storage Dense Applications, White with Window Ultimate in silence with a lot of mass around the perimeter, decoupled drive mounts, ultra thick metalwork and dense sound proofing materials; This is our best computer case for sensitive audio workstation at recording facility. Designed for storage-dense applications with 10 easy swap HDD sleds and 6 SSD cage; Expandable to 18 HDD/SSD via additional drive cages and by utilizing 5.25 inch to 3.5 adapters. Optional assembly of two 140 mm fans via mounting bracket (behind HDD cage) improves disk ventilation and ensures cool air reaches your equipments; Bottom third HDD cage can be repositioned toward the PSU. Easy to clean front fan brackets and dust filters that swing out without opening the case; Total control over airflow and noise with 8 x 3-pin fan controller and 5 high quality rifle bearing fans. Active Air Chimney fans on the top are shut off until you slide a switch on the side, raising the top vents and turning the fans on automatically; Fits HPTX, E-ATX, XL-ATX and ATX motherboards.