The item included one PCBA and Case; Work for M-key NVME and B/M-key SATA SSD; Compatible with 2242 2230 size NGFF M. 2 SSD; (The SSD is not included. ) ^^ RTL9210B Chipset inside; The RTL9210B chipset is a USB (Universal Serial Bus) bridge that combines a USB device with both a PCI Express (PCIe) controller and a SATA controller. Via the PEDET interface of M. 2 mechanical, the RTL9210B can auto switch USB-to-PCIe mode, or USB-to-SATA mode. ^^ In USB-to-PCIe mode, It supports PCIe Gen3 x2.
For PCIe, it provides up to 16Gbps bandwidth. It has full backward compatibility for PCIe Gen2/Gen1 and link width 1 lanes. The PCIe host supports NVM Express, which is an interface that allows a host driver to communicate with an NVMe SSD (Solid-State Disk). The NVMe driver is embedded in customized RAM/Rom/SPI Flash. ^^ In USB-to-SATA mode, It supports SATA host in Gen3 speed. For SATA, it provides up to 6Gbps bandwidth. It has full backward compatibility for SATA Gen2/Gen1. ^^ Supports USB 3.1 GEN2 (10Gbps Super Speed Plus).
It is compatible with USB 3.1 GEN1 (5Gbps Super Speed), USB 480Mbps High Speed, and Full Speed. It can work normally with auxiliary power. The Mass Storage transaction supports both Bulk Only Transfer (BOT) and USB Attached SCSI Protocol (UASP). For USB, it provides up to 10Gbps bandwidth.