Features: brand new and high quality PCI Express-to-PCI split bridge conversion card allows the PCI bus to be used with high-performance PCI for Express networks. PCI for Express x1 to PCI bridge, enables users to connect legacy parallel bus devices to advanced serial PCI for Express interfaces. The product interface is equipped with for protection insurance to make the transmission safer USB3.0 extension cable with thick high-quality copper core, outer layer of PVC environmental for protection material, multi-layer shielding to reduce resistance, avoid interference, and ensure transmission rate No need for additional power supply (for special circumstances, the onboard SATA power interface is available) Driver-free, plug and for play Specifications: Item Name:PCIE X1 Extension Cable Size:approx 67 x 17mm/2.64x0.67in Interface: PCI-E x1, USB3.0 Product Performance: Suitable for Motherboard PCI-E Card Slot Type:PCI Cables Cable Length:approx 0.6M(1.97ft） / 0.for 3M(0.98ft) (Optional) Colour:Blue Material:PCB Package Includes: 1 PC x PCIE X1 to PCIE X1 Extension Cable note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. The product must be used in conjunction. The USB interface is forbidden to connect to any USB devices.