mission speed: PCIe4.0 x16 full speed, 256G/bps (maximum).Application: PCIe 4.0 x16 graphics card to PCIe x16 slot extension cable.Adaptable graphics card: Supports all PCIe 4.0 graphics cards in the past three years.Segmented cable design allows for better airflow.Support PCIE 4.0/3.0/2.0/1.0 (graphics card 4.0 can reach up to 256G/bps).Works with most GPU/motherboard components and works in most situations.Specification:Product name: PCIe 4.0 x16 extension cableProcess: pure copper tin platingdegree: 90 degrees / 180 degreeWire length: approx. 10cm / 15cm mission speed: PCIe 4.0 x16 full speed, 256G/bps (maximum)Application: PCIe 4.0 x16 graphics card to PCIe x16 slot extension cableMaterial: abscolour: blackPackage Contents:1 x Graphics card extension cableOnly 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.