USB3.0 interface: Instantly experience data transfer speed 10 times faster than USB2.0 through plug and play function.Support 16GB memory capacity, greatly improve the motherboard performance.High energy heat dissipation, not afraid of high temperature, increase, strong heat dissipation design to ensure the full speed of advanced CPU operation.Quick start, loading and file transfer. Low power consumption, quiet, reliable and durable.Durable material: This product is made of high-quality material, durable, long service time, firm and stable in use.Motherboard chip:Integrated chip network cardMain chipset: For Intel B250Network card chip integrates RTL8105e and other fast network cardsAudio chip: no sound cardProcessor specifications:CPU platform: For Intel Core 6th Generation/Pentium/CeleronCPU socket: LGA 1151Support CPU quantity: 1 (not included)Memory specifications:Memory type: DDR4 2133/2400/2800/3000 MHZ up to 16GMemory slot: 2xDDR4Expansion slot:1xPCI-E X16 graphics slot11xPCI-E X1 graphics slot2x USB2.0 pins1x USB3.0 pin1x COM pin2x4p square power interface4xSATA3.0 interfaceI/O interface:PS/2 interface keyboard and mouse universal interface 21xRJ45 network interface1xDVI HD output2xUSB 3.0 interface 4xUSB 2.0 interface1xVGAColour:blackMaterial:PCBSize:29.5 x 19cmPackage Contents:1 x Motherboard1 x 2Meters RJ45 Network Cable (the appearance and color are random, don't accept the specified )1 x SATA Cable (the appearance and color are random, don't accept the specified )1 x G3900 CPU1 x DDR4 4GB 2133mhz RAM(the appearance and color are random, don't accept the specified )The appearance of different batches of produ may be different, which will not affect the useOnly 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.