1. 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.2. Upgrade to compatible HDMI-compatible high-definition display interface, convenient and practical3. Support Core 6th and 7th generation CPUs, LGA1151 is easy to use, low cost, low investment, and efficient mining4. This product uses high-quality materials, is durable, has a long service life, and is firm and stable in use.5. Expansion of 12 USB3.0 ports, plug and play, convenient and trouble-freeProduct name: B250C motherboard set; Product model: B250 BTC 12P; Processor: Supports all processors of the LGA 1151 series; Chipset: using for IntelB250 high-speed chipset; Memory: 2 x DDR4 DIMM memory slot, support 2133/2400/2600MHz memory, maximum support 16GBDisplay chip: integrated for HD Graphics core graphics cardinterface:12 x USB3.0 to PCI-E16X; network: 1 x RTL8111F Gigabit Ethernet chip; Storage: 4 x SATA hard disk interfaceInput and output interface: 2 x USB3.0 interface, 4 x USB2.0 interface, 1 x HDMI-compatible interface, 1 x RJ45 Gigabit network interface, 1 x PS/2 interfaceBuilt-in I/O interface: 1 x USB3.0 pin, 2 x USB2.0 pin, 1 x COM pin, 1 x F- PANEL front panel function buttons and indicator pinsProduct size: 23x18.5cmCPU: Model: G3900; CPU series: for Celeron dual-core; Manufacturing process:14 nm; Slot type: LGA 1151; CPU frequency: 2.8 GHz; Number of cores: Dual cores; Number of threads: Dual threads; Level 3 cache: 2 MB; Bus specification :DMI3 8GT/s; Thermal design power consumption (TDP):51W; Maximum memory: 64GB; DDR4 1866/2133mhz, DDR3L 1333/1600mhz @1.35V; Maximum number of memory channels: 2colour: blackMaterial: PCB + metalPackage Contents:1 x B250C motherboard1 x G3900 CPU1 x cooling fanDue to different production batches, there will be some differences in appearance, subject to the actual product, and will not affect the useOnly 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.