Mini Tower PC ATX, micro ATX, Mini-ITX Supported HDD sizes: 2.5,3.5" Number of 2.5" bays: 2 Number of 3.5" bays: 2 Side window Tempered glass panel(s) Anti-dust filter Aluminium, Steel, Tempered glass Black Think Big. Build Small.O11D MINI adding to the O11 Dynamic series, the classic and mordern looking. A case that would accommodate the maximum number of water-cooling configurations without being oversized. With a modular back panel design, the user has the option to choose from 3 slots/ 5 slots/ 7 slots I/O shield to optimize the case to the configuration of users choice. Supports mini-ITX, micro-ATX, ATX, and E-ATX motherboard sizes. and up to 9 fans to cool the chassis.CONFIGURATION OF YOUR CHOICEMODULAR BACK PANELDecide how many expansion slots you need. Calculate the size of your fans & accessories.Pick your motherboard type. 3 kinds of back panels to meet your demand!SIDE RADIATOR CONFIGURATION WITH LONG GPUThe 30mm space behind the side fan / radiator bracket allows users to