Powerful internals stable and efficient operation: The USB 3.2 controller utilizes a high-end chip solution for 20Gbps speeds, surpassing conventional USB 3.1 speeds for uninterrupted 20Gbps transfer speeds. Association-standard M.2 M Key gold finger; high gold plating provides strong oxidation resistance, excellent conductivity, and wear resistance. Rear-mounted power connector: A rear-mounted 4-pin power connector ensures more stable data transmission. Product Name: M.2 NVMe to Type-E USB 3.2 20G Expansion Card Model: PH6603 Input Port: M.2 M Key Compatible: USB 2.0, USB 1.1 Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: PCB Package Contents: 1 * Expansion Cards Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.