Innovative design, convert PCIE 1x directly to USB3.0 interface, reduce intermediate transmission links, reduce costs, reduce signal attenuation, and make continuous long-term work more stableUpgrade to compatible HDMI-compatible high-definition display interface, convenient and practicalSupport for Core 6th and 7th generation CPUs, LGA1151 is easy to use, low cost, low investment, and efficient miningThis product uses high-quality materials, is durable, has a long service life, and is firm and stable in use.Expansion of 12 USB3.0 ports, plug and play, convenient and trouble-freeProcessor: Supports all processors of the LGA1151 seriesChipset: using for Intel B250 high-speed chipsetMemory: 2 x DDR4 DIMM memory slot, support 2133/2400MHZ memory, maximum support 16GBDisplay chip: integrated for Intel HD Graphics coreDisplay output: HDMI-compatible/12 x USB3.0 to PCI-E16XStorage: 4 x SATA hard disk interface,1 x MSATA interfaceI/O interface: 2 x USB3.0 interface; 2 x USB2.0 interface; 1 x HDMI-compatible interface; 1 x PS/2 interface,1 x VGA interfaceBuilt-in I/O interface: 1 x USB2.0 pin; 1 x COM pin; 1 x F-PANEL front panel function button and indicator plug NeedleBIOS: AMI 64mb Flash ROMPower supply type: support ATX24P+ATX4P, 12V+ATX6PThe appearance and color of different batches of products may be different, which will not affect the usePs:1. N card: refers to the graphics card product developed by for NVIDIA company.2. A card: refers to the graphics card product developed by for AMD company.Note: since the windows driver can only support 8 cards at most, the mining combination of 12 cards is generally (6N + 6A (8N + 4A, 8A + 4N) (7N + 5A, 7A + 5N)colour: blackMaterial: PCBSize: 230x185mmPackage Contents:1 x Motherboard2 x SATA cable (the color and appearance are random, don't accept the specified ones)1 x Switch Cable (random color, don't accept the specified color)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.