1. New design, right angle double head2. Maximum speed: PCIe Gen3.0 8Gbps.3. Connector A: Gen 3.0 PCIe x1 male4. Connector B: left angled female PCIe x1 gen3.05. PCIE 3.0 transmission efficiency exceeds 2%.EMI shielding with polymerNo need BIOS without USB transfer, stable and durable,Eight cards measured, directly on the Motherboard image with directly, PCIE extended without power supply, without setting BIOS, without secondary USB transferApplicable to high-end sound card, professional acquisition card, network card, wireless card, data cards, etc.colour: blackMaterial: plasticsize: Cable length: 20cmPackage Contents:1 x Dual PCI-E X1 to X1 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.