PCIe Gen 3.0 8Gbps max, PCIE 3.0 transmission efficiency more than 2%.; EMI Shielding with Conducting Polymer to guard against incoming or outgoing emissions of electromagnetic frequencies, minimize disturbance and degradation on performance, and reduce the weight of the extender.; No need BIOS without USB transfer, stable and durable.; Eight CARDS measured, directly into the motherboard graphics with directly, PCIE extended without power supply, without setting the BIOS, without secondary USB transfer.; Applicable to high-end sound card, professional acquisition card, network card, wireless card, data cards and so on.