1. Gigabit Ethernet high-quality 6-channel sound card, high-speed and stable transmission2. B75 M.2 motherboard supports M.2 high‑speed hard disk interface, round keyboard (PS/2 port)3. Support front and rear dual USB 3.0 ports, support SATA3.0 hard disk transfer rate4. High-definition high-performance core display graphics card, support VGA++DVI dual output High compatibility brings a higher experience5. Support NVME+NGFF dual-mode hard disk switching PCIE high-speed channel + SATA2.0 channel free choice6. M.2 high-speed hard disk interface, maximum memory support 8G×2, 1155-pin CPU interface USB3.0 SATA3 support DDR3Specification:Item Type: Desktop MotherboardMotherboard Type: M-ATXMotherboard Chip: Integrated chip sound card/network card nuclear display graphics cardMain Chipset: for Intel B75network Card Chip Integration: RTL8111H Gigabit network card Chip Integration: 6-channel chipMaximum memory support 8G×2Peak Memory Capacity: 16G x 2 DDR3Processor Specifications: CPU Socket: LGA 1155CPU Type: Second and third generation i3, i5 and i7 for Pentium/ Celeron seriesNumber of CPUs Supported: 1Memory Specifications: Memory Type: DDR3 1600/1333/1066 MHZMemory Slot: 2xDDR3Expansion Slot: 1 x PCI-EX16 graphics slot1 x PCI-EX1 slot1 x M.2 interface with NVME/ mode conversion jumper1 x USB2.0 pin1 x USB3.0 pin3 x SATA2.0 interface, 1xSATA3.0 interfaceI/O Interface: For ps2 1 mouse and keyboard1 x RJ45 network interface (Gigabit)1 x VGA port1 x DVI interface1 x HD output4 x USB2.0 interface2 x USB3.0 interface PortOne 8-pin power socket (can be connected to the middle end of the 4-pin backing board), one 24-pin power interface, power supply mode 3+1Battery Model: CR2023L (delivery without battery)Package List:1 x B75 Desktop Motherboard1 x ATA Cable1 x Slot