BEEOFICEPENG Processor: Supports all LGA1151 series processors chips: use for high B250 chipset Memory: 2 DDR4 DIMM memory slots, support 2133/2400MHz memory, max support 16GB Display chip: Built-in for HD core graphics card Display output: compatible /12 x USB3.0 to PCI-E16X Network: 1 x RTL8111F Gigabit Ethernet Chip Storage: 4 x Hard Disk Interface I/O interface: 2 x USB3.0 interface; 4 x USB2.0 interface; 1 x compatible interface; 1 x Gigabit RJ45 network interface; 1 x /2 interface Built-in I/O interface: 1 x USB3.0 pin; 2 x USB2.0 pin; 1 x COM pin; 1 x socket indicator panel function button Needle BIOS: 64 MB Flash ROM Power supply: support ATX24P+ATX4P Please note: the appearance of different batches of products may be different, not affect the use size :230x185mm Material: PCB. Colour: Package includes: 3 x Motherboard 3 x 4PIN to cable (random colour, the appearance of the set may , does not accept designation) 3 x Switch Cable(Random Color, do not accept designation) 3 x Cable (random color appearance, does not accept designation) Only the package on it, products are not included. Note: different screens can cause the colour of the item to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.