Product name: PCIe 4.0 x16 extension cableThe core wire adopts the pure copper tinning process to ensure the signal transmission at full speed, stability, and almost no attenuation.Transmission speed: PCIe4.0 x16 full speed, 256G/ (maximum)Application: PCIe 4.0 x16 graphics card to PCIe x16 slot extension cableAdapted graphics card: supports all PCIe 4.0 graphics cards in the past three yearsThe segmented cable design allows for better airflow.Support PCIE 4.0/3.0/2.0/1.0 (graphics card 4.0 can reach the maximum 256G/)Compatible with most GPU/motherboard components and suitable for most situations.Type:PCI CablesModel Number:pcie 4.0 16Xcolor:BlackMaterial:TPE+Coppersize:90 degree turn, about 10cm longPackage Contents:1 x PCIE 4.0 16x Graphics Card Extension CableOnly the above package content, other products are not included.Note: Light 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.