Antec System Cabinet Cases 0-761345-94480-9, Matte Black Form Factor: Mid tower Color: Matte black I/O Connectors: 2 x USB 3.0  1 x audio line-out/headphones  1 x microphone Case Type: ATX Mid Tower M/B Type: ATX, MicroATX, Mini-ITX External: 3x 5.25", 1x 3.5"; Internal: 6x 3.5", 1x 2.5" Expansion Slots: 7 Front I/O Panel: 2x USB 3.0 Ports, Audio In/Out