Features: and high quality Innovative design, convert PCIE 1x directly to USB3.0 interface, reduce intermediate transmission links, reduce costs, reduce signal attenuation, and make continuous long-term work more stable. The B75 USB-BTC motherboard uses all solid capacitors to make the motherboard more stable. Support LGA1155 CPU, use B75 chipset to playback CPU performance. This product uses high-quality materials, is durable, has a long service life, and is firm and stable in use. Expansion of 12 USB3.0 ports, plug and for play, convenient and trouble-free,Suitable for mining industry. Specifications: Product name: B75 motherboard Chipset: suitable for B75 for Express BGA chipset CPU socket: LGA 1155 CPU: G530/G630/G540/G 550/G620/G1610(Random) Sound card: No (some batches have) Memory type: support dual channel DDR3 Memory chip: support 1333/frequency 1600MHz Maximum memory capacity: 32G (16Gx2) Display interface: 1xHDMI-compatible, 1xVGA Rear USB: 2xUSB2.0 Front USB: 2xUSB2.0 Rear USB: 2xUSB3.0 Front USB: 1xUSB3.0 Hard disk interface: 4xSata 3.0 Graphics card: 12xPCIE1X (USB transmission) Interface network card: 1xLAN 100M network card Hard disk interface: 1xMSATA Initial BIOS recovery: JCMOS Speaker interface: 1SPK Power interface: 24pin_ATXPWR Power interface: 8pin_ATX12V Product size: 230x175mm Material:PCB+Metal Colour:black Note: Send a 1155-pin CPU Randomly . Due to different production batches, the appearance will be somewhat different, the actual product shall prevail and will not affect the use. Package includes: 1PC x B75 BTC motherboard