LC-Power 7023B. Material: Metal. Power supply: 420 W. Width: 425 mm, Depth: 180 mm, Height: 450 mm. Certification: CE. Ventilation fan(s): 2x 80mm, 1x 80/92/120mm, Internal drive bays: 6x 3.5", External drive bays: 3x 5.25", 1x 3.5"