Antec NSK4100 ATX Tower

408mm (H) x 185mm (W) x 475.8mm (D) 16.0" (H) x 7.3" (W) x 18.7"(D) Front Ports: 2 x USB 3.0 Audio In/Out Cooling System: 1 x 80 mm / 90 mm / 120 mm front intake fan (Optional) 1 x side 120 mm fan (Optional) 1 x rear 120 mm fan (Included) 11 Drive bays 3 x External 5.25" drive bays 1 x External 3.5" drive bays 6 x Internal 3.5" drive bays 1 x Internal 2.5" drive bay Motherboard SupportCooling System Standard ATX, microATX, Mini-ITX Color(s) Black Expansion Slots 7 expansion slots