Features: Brand new and high quality. Quad-slot SSD Front and Rear PCI-E X16 to M.2 NVME RAID Card. Please ensure your motherboard's PCIe x16 slot supports PCIe signal splitting into 4 PCIe x4. If not, please do not purchase! Contact your motherboard's official customer service for details. For RAID configuration, use 4 hard drives of the same specifications and models to ensure consistent performance. Supports M.2 NGFF SSDs in sizes 2230, 2242, 2260, 2280 with NVME or AHCI protocol. Note: AHCI protocol is not the same as SATA protocol. Whether 4 hard drives can form a RAID depends on your motherboard and its technology. Specifications: Product Name: PCI-E to M.2 Quad-Disk Adapter Card Slot Interface: X16 Hard Drive Support: M-key hard drive Color: Black Size: Approx. 165x86x10mm/6.50x3.39x0.39in Note: Manual measurement may result in slight size errors. Due to different lighting effects and monitor settings, the actual item's color may not precisely match the colors in the images. Package includes: 1 x PCI-E X16 to 4 Port M.2 Adapter Card