1. Perfect match: According to the original model design, perfect replacement installation, high-quality components.2. Quick start, loading and file transfer. Low power consumption, quiet, reliable and durable.3. Durable: This product is made of high-quality material, durable, long service time, firm and stable in use.4. Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken .5. Meticulous workmanship: The meticulous design, perfect in workmanship, durable and long service time.Product name: computer motherboardMotherboard chip: B250 chipProcessor specifications: CPU platform for Intel Core 6th generation/Pentium/Celeron CPU socket LGA 1151, support 1 CPUMemory specifications: memory type DDR4 2133/2400/2800/3000 MHZ up to 16G Memory, slot 2 x DDR4Expansion slot:1 x PCI-E X16 graphics slot11 x PCI-E X1 graphics slot2 x USB2.0 pins1 x USB3.0 pin1 x COM pin2 x 4p square power interface4 x SATA3.0 interfaceI/O interface:PS/2 interface keyboard and mouse universal interface 21 x RJ45 network interface1 x DVI HD output2 x USB 3.0 interface 4 x USB 2.0 interface1 x VGAOther parameters: a 4-pin power jack and a 24-pin power connectorPower supply mode: 3 phases, 2 CPU fan socketsProduct size: 29.5x19cmcolour: blackMaterial: PCB + metalPackage Contents:1 x B250B motherboard1 x switch cable1 x SATA cable1 x thermal grease(Note: different production batches, slightly different appearance, no Affect use)Only 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.