"Front (intake) :
120 x 120 x 25 mm Turbo fan x 1 (1000rpm, 16dBA)
120 x 120 x 25 mm (optional)
Rear (exhaust) :
120 x 120 x 25 mm Blue LED fan (1000rpm,16dBA)
Top (exhaust) : (optional)
120 x 120 x 25 mm fan x 2 or 140 x 140 x 25 mm fan x 2
Bottom (Intake) : (optional)
120 x 120 x 25 mm fan"
"Front (intake) :
120 x 120 x 25 mm Turbo fan x 1 (1000rpm, 16dBA)
120 x 120 x 25 mm (optional)
Rear (exhaust) :
120 x 120 x 25 mm Blue LED fan (1000rpm,16dBA)
Top (exhaust) : (optional)
120 x 120 x 25 mm fan x 2 or 140 x 140 x 25 mm fan x 2
Bottom (Intake) : (optional)
120 x 120 x 25 mm fan"