Features: 100% brand new and high quality Innovative design, convert PCIE 16X 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 for 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 sturdy and stable in use. Expansion of 12 USB3.0 ports, plug and play, convenient and hassle-free. Package Includes: 1PC x Motherboard 1PC x CPU Cooling Fan (No CPU, Lot appearance may vary) 1PC x Switch Cable (Random Color) Specifications: Product model: B250C BTC 12P Processor: Supports all processors of the LGA1151 series Chipset: Use for Intel B250 high-speed chipset Memory: 2 x DDR4 DIMM memory slot, support 2133/2400MHZ memory, maximum support 16GB Display chip: integrated for Intel High Definition Graphics core graphics card Display output: HDMI compliant/12xUSB3.0 to PCI-E16X Network: 1 x RTL8111F Gigabit Ethernet chip Storage: 4 x SATA hard disk interface Audio: Onboard ALC662 6-channel high-fidelity audio controller I/O interface: 2 x USB3.0 interface; 4 x USB2.0 interface; 1 x HDMI compatible interface; 1 x RJ45 gigabit network interface; 1x 3 in 1 audio interface; 1 x PS/2 interface Built-in I/O interface: 1 x USB3.0 pin; 2 x USB2.0 pin; 1 x COM pin; 1 x AUDIO front audio pin; 1 x F-PANEL front panel function button and indicator plug Needle BIOS: AMI 64mb Flash ROM Power supply type: support ATX 24P + ATX 4P, 12V + ATX 6P Size: approx. 23x17.5cm/9.05x6.88in note: The appearance of different batches of products may be different, which does not affect the use. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. Monitors are not calibrated same, item color displayed in photos may look slightly different from the actual item.