GEMBIRD desktop dual-drive USB Type-C M.2 NVMe and SATA SSD docking station DD2-U3M2, supports M.2 2242, 20 Gbit/s, RTL9210B

GEMBIRD DD2-U3M2 is a desktop dual-drive docking station that accepts one M.2 2242 SSD and one 2.5"-form-factor SATA SSD (via the enclosure). It connects to the host using two USB 3.2 Gen 2 Type-C ports and supports data transfer rates up to 20 Gbit/s. The unit uses the RTL9210B chipset and is designed for Plug-and-Play operation on Windows systems. A USB Type-A male to USB Type-C female adapter is included. The product requires special disposal and should not be discarded with regular household waste.

Advantages

The docking station supports both NVMe (PCIe) and SATA M.2 modules, enabling flexible use of different SSD types in a single desktop enclosure. It offers UASP and TRIM support for improved performance and SSD longevity, plus hot-plug and hot-swap capability for easy drive changes without shutting down the host. Dual USB 3.2 Gen 2 Type-C host interfaces provide a combined maximum throughput of up to 20 Gbit/s under supported conditions.

Suitable for

Key specifications

How to use

Install an M.2 2242 module into the M.2 slot and place or connect the SATA drive into the enclosure area according to the user manual. Connect the docking station to the host computer using the supplied adapter or a compatible USB Type-C cable to the two USB Type-C host ports as appropriate. The device is plug-and-play on supported Windows systems; when connected the drives should appear as external storage devices. Use supported cloning or backup software as needed for data migration. Always follow safe removal procedures in the operating system before disconnecting the device.

Recommendations

Handle M.2 modules carefully to avoid ESD damage, ensure the M.2 module is the 2242 size, and verify host support for USB 3.2 Gen 2 for optimal transfer speeds. Dispose of the product according to local electronic waste regulations; do not throw it into regular household trash.