Supported SSD: Supports two M.2 NVMe M Key & B+M Key SSD hard disks in size 2230/2242/2260/2280mm, supports max 8TB storage capacity. RAID Function: Capable of PM normal mode, RAID0 acceleration mode, RAID1 mirroring mode, and JBOD/Large combined mode. Help you accelerate transmission, expand capacity, and back up data. Super Speed: Type C USB3.2 Gen2x2 external interface, theoretical bandwidth up to 20Gbps, packed with USB C to USB C and USB C to USB A cables. Wide Compatibility: This dual bay SSD enclosure is compatible with Windows/MAC OS/Linux. Tool and driver free, easy to install and use, plug and play. Other Features: Built-in thermal pad, 5V/3A independent power supply, working indicators, alumimum shell, 3mins auto sleep and pocket-size portable design,one year technical support.