How to Use: Plug in the power supply, plug in the memory stick, graphics card, hard disk, and monitor, you can use it Specification: Item Type:Motherboard Material:PCB Motherboard Chip: Integrated Chip Sound Card, Network Card, Nuclear Display Graphics Card, Main Chipset for Intel H61, Network Card Chip Integrated Gigabit Network Card Random, Audio Chip Integrated 6 channel Audio Chip Processor Specifications: For Intel Core 2nd Generation and for Intel Core 3rd Generation CPU Platform, CPU Socket LGA 1155, Support 1 x CPU Memory Specifications: Memory Type DDR3 1600/1333/1066 MHZ, Memory Slot 2 x DDR3 Expansion Slots: 1 x PCIE X16 Graphics Card Slot, 1 x PCIE X1 Slot, 2 x USB2.0 Pins, 5 x PCI, 2 x COM Pins, 1 x VGA Extension 12pin Pins, 1 x CD IN Pins , 4 x SATA2.0 Interface I/O Interface: 1 x PS/2 Mouse and Keyboard, 1 x RJ45 Network Interface, 1 x VGA Interface, 1 x High Definition Multimedia Interface Output, 4 x USB 2.0 Interface, 1 LPT Printer Port (can be connected to old fashioned printers), Audio Interface Battery Type: Lithium Manganese Button Battery CR2032 Battery Capacity: 240mAh (included) Package List: 1 x Motherboard 1 x SATA Line 1 x Baffle