The item included one Enclosure, Cable, Screwdriver. (The SSD not include. ). Fit for 2230/2242mm NGFF/NVME M. 2 SSD. (The NGFF SSD is not included) ^^ The RTL9220 chipset is a USB bridge that combines a USB device with both a PCIe controller and a SATA controller. Via the PEDET interface of M. 2 mechanical, it can auto switch USB-to-PCIe mode, or USB-to-SATA mode. ^^ In USB-to-PCIe mode, the RTL9220 supports PCIe Gen3 x2. For PCIe, it provides up to USB 3.2 Gen2x2 (20Gbps) bandwidth.
The PCIe host supports NVM Express. ^^ In USB-to-SATA mode, the RTL9220 supports SATA host in Gen3 speed. For SATA, it provides up to 6Gbps bandwidth. ^^ It supports a dynamically switching power state with NVMe/SATA/USB power management for power saving mode.