Dual Bay NVMe M.2 SSD docking station, supports two NVMe M.2 SSDs Access data from two NVMe M.2 slots simultaneously Support multi-LUN (logical unit number), each slot has a separate drive letter USB 3.2 Gen2x2 interface support up to 20Gbps data transfer rate Support offline clone, stand alone duplicating/cloning without host computer Compact design, save and tidy your desktop space LED light indicates power and activity status