1、Dual Bay: This M.2 SSD duplicator is designed with 2 dual bay, which is suitable for M KEY/B M KEY NVMe PCIe 2242 2260 2280 22110 SSD. Supports synchronous reading and writing operations of 2 M.2 PCIe NVMe SSD. 2、Offline Clone: This M.2 NVMe SSD docking station supports offline clone. Simply connecting the power supply and long press the button in the lower right corner to back up important data 3、High Speed Transmission: This M.2 NVMe SSD duplicator provides up to 10Gbps high speed data transmission via USB 3.1 Gen2. Comes with USB C to USB C cable, USB A to USB C cable and 5V 3A adapter. Each bay supports 2TB(4TB supported in total). 4、Easy to Use: This M.2 NVMe duplicator is easy to use without any tools or drivers. LED indicator allows you to easily check the working status. 5、Plug and Play: This M.2 cloner docking station features user friendly and humanized design, plug and play. Suitable for Win, for OS X Laptop and for Linux. Item Type: M.2 NVMe Duplicator Material: ABS Color: Black Function: Offline Cloning, Data Transmission Supported Hard Disks: M.2 NVMe (M Key/B M Key) (Not Included) Hard Disk Capacity: A Single Hard Disk Supports A Maximum of 2TB(Maximum Supported Capacity,Not Inclube Hard Disk,No capacity) (Not Included) External Port: USB C Disk Position: Dual Bay Operating System: Suitable for Win, for OS X Laptop, and for Linux 1 x M.2 SSD Duplicator 1 x USB C to USB C Cable 1 x USB A to USB C Cable 1 x Power Adapter 1 x User Manual