Arctic Cooling Silentium T2 Eco 80 7-Bay Thermodynamic ATX Computer Case w/550W 20+4-pin Power Supply, 120mm & 2x80mm Fan (Sil) Arctic Cooling Silentium T2 Eco 80 7-Bay Thermodynamic ATX Computer Case General Features: Silver color Steel, electrogalvanized, cold-rolled (SECC) Six (6) drive bays acommodate seven (7) drives Quiet, energy efficient design Velcro Acoustic-padded internal dual drive bay Passive aluminum heat sink for hard drives Fan ducts included