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: 1xHDMI-compatible, 1xVGA (2) USB rear: 2xUSB2.0 (3) USB front: 1xUSB2.0 (4) USB rear: 2xUSB3.0 (5) USB front: 1xUSB3.0 (6) Hard disk interface: 4xSATA (7) Graphics interface: 12xPCIE1X (USB transfer) (8) Network card interface: 1xLAN 100M network card (9) Memory slot: 2xDDR3 (10) CPU socket: LGA (1155) (11) Chipset: BGA (B75) (12) Hard disk interface: 1xMSATA (13) BIOS initial restoration: JCMOS (14) Speaker interface: 1SPK (15) Power interface: 24pin_ATXPWR (16) Power interface: 4pin_ATX12V The appearance and color of different batches of products may be different, which will not affect the use colour: black Material: PCB Size: 23x18CM Package Contents: 1 x Motherboard 1 x CPU(random model, don't accept the specified model) 1 x Dual Switch Cable With Light(the random color and appearance, don't accept the specified ones) 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.