1. Perfect match: designed according to the model, perfect replacement and installation, high-quality components.2. Fast startup, loading and file transfer. Low power consumption, quiet, reliable and durable.3. Durable materials: This product is made of high-quality materials, with long service life and firm and stable use.4. Meticulous workmanship: well-designed, perfect workmanship, small and portable, does not take up space, and can be easily taken .5. High performance and high reliability. Replace old or damaged ones and stop worrying about finding the right accessories.Product name: Mining machine motherboardModel: BTC-B250Processor: Supports LGA 1151 series Gen 6/7 processors (CPU not included)Chipset: For Intel B250 Express ChipsetMemory: 2* DDR4 DIMM memory slots, support 2133/2400/2800/ 3000MHz memory, up to 16GBUSB:6*USB3.0 (4 ports on the rear panel, 2 ports can be connected via internal USB)4*USB2.0 (4 ports are provided through the internal USB interface)(rear interface) I/O interface:4*USB3.0 interface1*DVI interface1*VGA interface1*-compatible interface1*LAN interface1*PS/2 interface1*Audio interfaceBuilt-in I/O interface:2* USB3.0 pin4* USB2.0 pin1* COM pin1* F-PANEL front panel function buttons and indicator pinsStorage interface type: SATA 3+MSATAOnboard network function: 100M or Gigabit network cardPCIE x1: 11PCIE x16:1MINI PCIE: 1BIOS: AMI 64Mb Flash ROMSupport system: for Windows 7/ 8.1/ 10Cooling system: CPU cooler and fan are required (CPU not included)Power supply type: support ATX 24P+ATX 4P 12V+ATX 6P 12V power interfaceMotherboard size: 190*285mmColour:blackMaterial:PCB+MetalPackage Contents:1 x B250 motherboard1 x Power cableNote: Different production batches, the outer tube is also somewhat different, does not affect the useOnly the above package content, other products are not included.Note: Light 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.