Logisys ATX Mid Tower Computer Case with 480W Power Supply Unit CS206BK - Black 480W 20+4-pin ATX Power Supply installed Seven (7) Expansion slots Four (4) 5.25-inch external drive bays One (1) 3.5-inch external drive bay Five (5) 3.5-inch internal drive bays Includes Clear Fan Power and Reset Button ATX Mid-Tower Case ATX Mid-Tower Case 480W 20+4-pin ATX Power Supply installed 10-Bays Includes Clear Fan Seven (7) Expansion slots Power button Reset Button