Features:100% brand new and high qualityCompatible extension: PCIEx1 + COMx6 + WIFIx2.Compatible hard drive: 3.5 inch x 1 + 2.5 inch x 1 or 2.5 inch x 2.Compatible motherboard: 17x17cm / 17x19cm / 19x19cm.Exquisite chis, small and exquisite. Suitable for various scenarios, can be placed horizontally, saves a lot of space.Front panel I / O: USB3.1 (gen1) x2 + USB 2.0 x2 + High Definition O.Multi-face heat dissipation, install-height card slot, CP radiator height limit 50mm/1.97in.Simple panel, front 4xUSB and o interface, easy to use.Package Includes:1PC x Mini ITX caseSpecifications:Material: AluminumSize: approx. 21.5x22.1x9.8 cm/8.46x8.70x3.86inThickness: approx. 2mm/0.08inColor:Silver, Blacknote:No retail package.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youInstall a full-height card slot, and the maximum height of the CPU cooler is 50mm/1.97in.Install a full-height card slot, and can't install a 25mm/0.98in thick 3.5-inch hard drive.