Aerocool T40, Midi Tower, PC, Silver, ATX, micro ATX, SECC, 16.9" (430 mm) Aerocool T40. Form factor: Midi Tower, Type: PC, Product color: Silver. Width: 16.9" (430 mm), Depth: 7.8" (198 mm), Height: 21.7" (552 mm). Internal drive bays: 4 x 3.5", External drive bays: 4 x 5.25", 2 x 3.5"