IN-WIN Desktop 300W Haswell Case, Black BL631.FH300TB3F Case Type: Slim Desktop Case MB Form Factor: MicroATX External Bay: 5.25 x 1"; 3.5 x 1" Internal Bay: 2x 3.5", 1x 2.5" Expansion Slots: 4x Low Profile Expansion Slots Cooling System: 80mm Side Fan Vent ; Removable Air Filter Front I/O Panel: 4 USB 2.0 Ports, HD Audio Power Supply: 300W Standard TFX 12V Power Supply (Support Haswell)