Features: 1.DDR4 Dual Channel: DDR4 mainboard high efficiency memory, support DDR4 dual channel memory, maximum support 32G memory bank. 2.6 PHASE POWER SUPPLY: Computer motherboard 6 phase power supply, modular large heat sink power supply design, stable power supply. 3.UP TO 4GB/S: High speed hard disk interface, support NVME PCIE X4 channel M.2 high speed hard disk, theoretical bandwidth up to 4GB/S. 4.MULTI INTERFACE EXPANSION: Gaming desktop motherboard has 4 USB3.0 + 4 USB2.0 interfaces to meet the needs of various peripherals. 5.INTEGRATED CHIP: LGA 1151 motherboard is equipped with an integrated chip sound card/network card, conveniently connecting to audio devices and networks. specification:Item Type: H311 D4 Motherboard Material: PCB Motherboard Chip: Integrated Chip Sound Card/Nuclear Graphics Main Chipset for Intel H110 Series Audio Chip Integrated 6 Channel Sound Chip Processor s: CPU Platform for Intel for Core 6, 7, 8, 9 Generation CPU Slot LGA 1151 Number of CPUs Supported 1pc Memory s: Memory Type DDR4 2133/2400/2666/2833 MHZ Memory Slot 2xDDR4 Expansion Slot: 1xPCIE X16 Graphics Card Slot 1xPCIE X1 Slot 1 SetxUSB3.0 Pin 1 SetxUSB2.0 pin 1xM.2 PCIE High Speed Hard Disk Interface (nvme) 4xSATA3.0 Ports I/O Oorts: PS/2 Keyboard and Mouse Each 1x RJ45 Network Interface 1xVGA Interface 1xHD Multimedia Interface 2xUSB 2.0 Interface 2xUSB3.0 Interface Audio Interface Battery Type: 1 CR2032 Button Cell Battery Battery Capacity:240mAh (Including) Other Parameters: Power Jack a 8 Pin, A 24 Pin Power Connector, Power Supply Mode 6 Phase PackageList:1 x H311D4Motherboard (Ship with InbuiltBattery) 1 x Baffle 1 x SATA Cable 1 x Instruction Manual