Powerful Chipset: Equipped with B85 chipset, this motherboard ensures high performance and stability, making it perfect for office use. Versatile Storage Options: Featuring M.2 (NVMe) and SATA/NVME M.2 slot, it offers flexible storage solutions to meet your data processing needs. High RAM Capacity: With a maximum RAM capacity of 128 GB, this motherboard can accommodate large amounts of memory, enhancing speed and efficiency of your computer. USB 3.0 Support: Supports USB Type 3.0, providing fast and efficient data fer between devices. Desktop Application: Designed for desktop use, this motherboard is ideal for both home and office environments. Motherboard information: Motherboard model:X99 PR9. Processor:Support LGA 2011-3 series Chipset:B85/Q87/c226 chipset. Memory: Technology: Dual Channel DDR4. Support 2133/2400/2666/3000/3200 MHZ. Maximum capacity 128GB (32G x 4). Memory slot: 4*288 PIN DDR4. (Note:Please use such as , for , for , and for . Other may be incompatible.) Post I/O: PS/2: 1 KB interface + 1 MS interface. USB interface: 6 USB2.0; 2 USB3.0. Ethernet: 1 Gigabit network card. Audio: 1 (Mic-in, Line-out, Line-in). Internal connector: COM Port: 1 pin 2x5Pin. SATA interface: 2 (SATA2.0), 1 (SATA3.0). M.2:1 (NVMe/SATA). PCIe: 1 PCIe 16X, 1 PCIe 1x. F_PANEL: 1 2x5Pin. Outline dimensions:215mm x 185mm. For installing memory. All RAM needs to be installed first in slot #1 and slot #4 (the outermost slot). The middle memory slots (#2/#3) of motherboard cannot work alone. Note:Due to different factory batches, if some parts are slightly different, it will not affect application. Colour:Black Material:Plastic Packa Contents: 1 * X99 PR9 Motherboard Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.