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 x -compatible, 1 x VGA (2) USB rear: 2 x USB2.0 (3) USB front: 1 x USB2.0 (4) USB rear: 2 x USB3.0 (5) USB front: 1 x USB3.0 (6) Hard disk interface: 4 x SATA (7) Graphics interface: 8 x PCIE1X (USB transfer) (8) Network card interface: 1 x LAN 100M network card (9) Memory slot: 2 x DDR3 (10) CPU socket: LGA (1155) (11) Chipset: BGA (B75) (12) Hard disk interface: 1 x MSATA (13) BIOS initial restoration: JCMOS (14) Speaker interface: 1SPK (15) Power interface: 24pin_ATXPWR (16) Power interface: 4pin_ATX12V Maximum memory capacity: support a total of 16G, a single maximum of 8G Memory description: support 1333/1600MHz frequency Chipset: For B75 Express Chipset Audio chip: N/A Network card chip: 1 x REALTEK 100M network card The appearance and color of different batches of products may be different, which will not affect the use colour: black Material: PCB Size: 230.32mm x 174.92mm Package Contents: 1 x Motherboard 1 x G540 CPU 2 x SATA Cable(the color and appearance are random, don't accept the specified ) 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.