Feature: 1. [Stable Performance] With exquisite workmanship, using immersion gold technology, strong abrasion resistance, enhance signal transmission and stability. 2. [Widely Used] This adapter card can be used for PCI E interfaces such as graphics cards, sound cards, wired network cards, wireless network cards, etc. 3. [Stable Clamping] The transmission is stable, which improves the clamping force and stability of the equipment, effectively prevents the instability caused by the loosening. 4. [Widely Compatible] Adopt imported wire, this PCI E extension cable is compatible with all graphics cards, no picking up, the wire is soft, bendable and foldable. 5. [2 Colors Available] There a 2 different colors, black and white, you can choose one that you like or the one that match your electric devices, with 128Gbps high speed, the length is 20cm. Specification: Item Type: PCIe Extension Cable Material: PCB, ABS Transmission Rate: 128Gbps Interface: PCIE X16 Cable Length: Approx.20cm / 7.9in. Package List: 1 x PCIe Extension Cable Note: This product does not support PCE4.0 mode. If you need to use it on a 4.0 device, please change the pcie to gen3.0 mode when the graphics card is directly plugged into the motherboard, and then connect the extension cable to use