Specifications Product Name MasterBox Q300L Product Number MCB-Q300L-KANN-S00 Available Color Black Materials Steel, Plastic Dimensions (LxWxH) 387 x 230 x 378mm Motherboard Support Micro-ATX, Mini-ITX Expansion Slots 4 Drive Bays 5.25" 0 3.5" HDD 1 2.5" SSD 2 I/O Port USB 3.0 x 2, Audio In / Out Pre-installed Fan(s) Front N/A Rear 120mm x 1 Fan Support Front 120 / 140mm x 2 Top 120mm x 2 Rear 120mm x 1 Bottom 120mm x 1 Radiator Support Front 120mm x 1 / 240mm x 1 Rear 120mm x 1 Clearances CPU Cooler 157mm PSU 160mm GPU 360mm Cable Routing Behind MB Tray 28mm Power Supply Support Bottom mount, ATX PS2 EAN Code 4719512065488 UPC Code 884102038006