Product name: PCIe 4.0 x16 extension cable The 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/bps (maximum) Application: PCIe 4.0 x16 graphics card to PCIe x16 slot extension cable Adapted graphics card: supports all PCIe 4.0 graphics cards in the past three years The 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/bps) Compatible with most GPU/motherboard components and suitable for most situations. Type:PCI Cables Model Number:pcie 4.0 16X color:Black Material:TPE+Copper size:90 degree turn, about 10cm long Package Contents: 1 x PCIE 4.0 16x Graphics Card Extension Cable Only the above package content, other products are not included. Note: Light shooting 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.