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 stable.Upgrade to compatible HDMI-compatible high-definition display interface, convenient and practical. Support Core 6th and 7th generation CPUs, LGA1151 is easy to use, low cost, low investment, and efficient mining.This 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-free.Memory: 2*DDR4 DIMM memory slot, support 2133/2400/2600MHz memory, maximum support 16GBProduct name: B250C motherboard setProduct model: B250 BTC 12PProcessor: Supports all processors of the LGA 1151 seriesChipset: using for IntelB250 high-speed chipsetDisplay chip: integrated for Intel HD Graphics core graphics cardDisplay output: HDMI-compatibleinterface:12*USB3.0 to PCI-E16Xnetwork: 1*RTL8111F Gigabit Ethernet chipStorage: 4*SATA hard disk interfaceInput and output interface:2*USB3.0 interface4*USB2.0 interface1*HDMI-compatible interface1*RJ45 Gigabit network interface1*PS/2 interfaceBuilt-in I/O interface:1*USB3.0 pin 2*USB2.0 pin1*COM pin1*F- PANEL front panel function buttons and indicator pinsProduct size: 23x18.5cmCPU:Model: G3900CPU series: for Celeron dual-coreManufacturing process :14 nmSlot type: LGA 1151CPU frequency: 2.8 GHzNumber of cores: Dual coresNumber of threads: Dual threadsLevel 3 cache: 2 MBBus specification :DMI3 8GT/sThermal design power consumption (TDP):51WMaximum memory: 64GBDDR4 1866/2133mhz, DDR3L 1333/1600mhz @1.35VMaximum number of memory channels: 2Colour: blackMaterial: PCB + metalPackage Contents:1 * B250C motherboard1 * G3900 CPU1 * 240G SSD1 * 8G DDR4 RAM1 * Cooling fan1 * Switch cableOnly 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.