100% brand new and high quality Features: Upgrade version, add 1x MSATA interface, rich functions. Durable material: This product is made of high-quality material, durable, long service time, firm and stable in use. Meticulous workmanship: The meticulous design, perfect in workmanship, durable and long service time. Perfect match: According to the original model design, perfect replacement installation, high-quality components. Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. Specifications: Motherboard chip:Integrated chip network card Main chipset: For B250 Audio chip: no sound card Network card chip integrates RTL8105e and other fast network cards CPU socket: LGA 1151 CPU platform: For Core 6th Generation/Pentium/Celeron Support CPU quantity: 1 (not included) Memory slot: 2xDDR4 Memory: Maximum 16G Frequency:2133/2400/2800/3000 MHZ [Expansion slot]: 1x MSATA port 1 PCI-E X16 graphics slot 11 PCI-E X1 graphics slot 2x USB2.0 pins 1x USB3.0 pin 1x COM pin 2x 4p square power port 4x SATA3.0 port PS/2 port keyboard and mouse universal port 2 1 RJ45 network port 1 DVI High Definition output [I/O port]: 2x USB 3.0 port 4x USB 2.0 port 1x VGA port Color:Black Size: approx. 29.3x19cm/11.54x7.48in Note: This motherboard only supports 6th and 7th generation CPUs, not supports 8/9/10 generations. Please allow +/- 1-3cm error due to manual measurement,Thanks for your understanding. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object. Package Includes: 1PC x B250B BTC Mining Motherboard