Dual NVME RAID, PCI-E X8 split card.PCI-E X8 and X16 motherboard slots are supported.Pci-e3.0 and PCI-e4.0 standard transmission speeds are supported.Two X4 full-channel full-speed NVME SSD and M.2 PCI-E interface devices are supported. high-power DC chip is adopted to the stable operation of SSD and M.2 PCI-E equipment.Adopt high-end PCB circuit board, surface gold plating process, with good conductivity, strong wear resistance, oxidation resistance and high fire protection level.Thickened gold finger, PCI-E X8 interface, thick gold sinking process, better contact and more stable transmission speed.The working state is known at any time. It is always on when the plug-in tray is powered on, and flashes when reading and writing.E-sports comes standard, abandoning SATA3 of motherboard, upgrading M.2 interface, speeding up the startup speed, and making cool.Reject the software crash, further the performance, meet the needs of design/video and other fields, and give full play to the computer performance.Item Name:PCI-E X8 NVMe Dual Disk Raid CardTransmission speed: 2 x 32Gbps support: M Key SSDtype: RAID Cardcolor:BlackMaterial:PCB+metalPackage Contents:1 x riser card with long bezel1 x short baffle1 x screwdriver5 x screws2 x studsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.