This PCIe x4 M.2 NVMe SSD Adapter is a multi-functional NVMe conversion card it can support the PCIe protocol NVMe SSD to connect directly to the motherboard, or the SATA Protocol NVMe SSD to connect to the motherboard SATA port with SATA cable. It has support with ultra-fast PCI Express V3.0 X4 lanes transmit bandwidth up to 32GT/S, and it has support with Serial ATA v3.0 transmit speed up to 6Gbps. By this adapter can be improved system speed ,and improve the efficiency of office and entertainment.