Features: PCIe4.0 is adopted, and the theoretical bandwidth is as high as 64Gbps, which significantly improves the data throughput efficiency of external graphics card Silver plating of wire reduces attenuation, enhancing ability, ensures the stability of long-distance transmission and adapts to complex wiring environment. Support NVMe to SFF-8611/8612, seamlessly connection graphics card dock, and be widely suitable for mainstream notebooks. There is not need to drive installation, plug and play simplifies the external process, and with the graphics card dock, the graphics processing ability can be rapidly expanded. The outer braided shielding layer is resistant to bending, and the joint reinforcement design prolongs the service life, which is suitable for frequent plugging and unplugging mobile scenes. Specifications: Component:Plastic Length:15cm/20cm/25cm/30cm/40cm/50cm Package Includes: 1Pc Extension Cable note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.