The B75 USB-BTC motherboard uses all-solid capacitors to make the motherboard more stable it supports LGA1155 CPU and uses the B75 chipset to give full play to the CPU performance; the motherboard is suitable for the mining industry due to its low price and rich expansion interfaces. (1) Display interface: 1*-compatible, 1*VGA (2) USB rear: 2*USB2.0 (3) USB front: 1*USB2.0 (4) USB rear: 2*USB3.0 (5) USB front: 1*USB3.0 (6) Hard disk interface: 4*SATA (7) Graphics interface: 8*PCIE1X (USB transfer) (8) Network card interface: 1*LAN 100M network card (9) Memory slot: 2*DDR3 (10) CPU socket: LGA (1155) (11) Chipset: BGA (B75) (12) Hard disk interface: 1*MSATA (13) BIOS initial restoration: JCMOS (14) Speaker interface: 1SPK (15) Power interface: 24pin_ATXPWR (16) Power interface: 4pin_ATX12V CPU type: Support For 1155 CPU socket: LGA_1155 Memory type: support 2*DDR3 Maximum memory capacity: support a total of 16G, a single maximum of 8G Memory support 1333/1600MHz frequency Chipset: For B75 Express Chipset Audio chip: N/A Network card chip: 1*REALTEK 100M network card Colour:black Material: PCB Size:230.32mm x 174.92mm Package Contents: 1 x Motherboard 1 x CPU( Random model, don't accept the specified) 8 x VER010 Riser Card(the appearance and color are random, don't accept the specified ) The appearance and color of different batches of products may be different, which will not affect the use Only 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.