Features: High quality: Imported German patented wire, High frequency and low attenuation,full speed stability. -3U gold finger plating,conductive performance excellent, can reduce oxidize higher impedance caused by the crash blue screen. PCB: Printed Circuit Board -with fast lock- Swaddled and fixed with Bolts and nut to prevent tearing and short circuit for PCB-Cable solder points. Quality Assurance: Each cable is powered on and performance test at the factory, guarantees 100% pass rate. Supports: PCIE3.0/2.0/1.0, Don't bend cable excessively, which will cause poor signal. Note: This product does not support PCI-E 4.0 mode! If you need to use the device in 4.0: Please first insert the GPU, and PCI-E changes to Gen3-3.0 mode, then link extension cable. PCI Express Port Extension Cable - We provide GPU expansion cables of two sizes and two port degrees. Use it to show your GPU! - This extension cable total length is about 30cm, Please check the length is enough before purchasing. - The female connector is 90 degrees, please choose our 90 degrees or 180 degrees extension cables according to your needs. Excellent quality: U gold finger plating. Conductive performance excellent, can reduce oxidize higher impedance caused by the crash blue screen. German wire. The cable adopts German imported materials, high frequency and low attenuation,full speed stability. Advanced shieding and durability. 1 - PE insulating layer. 2 - TPE plastic sleeve. 3 - 30 AWG tinned copper. 90 degrees: - The 90-degree standard PCI-E female port is very suitable for mounting with a bracket. - PCB-printed circuit board. - High frequency and low resistance material, precise workmanship. - High TG plate, anti-current interference. Plug and play, no BIOS setting. Perfectly supports Perfectly supports high-speed PCI-E 16X cards, and the transfer rate can reach 128GB/bsp. Compatible with PCI-E X4; PCI-E X8; PCI-E X4. Can be used for graphics cards; sound cards; wired network cards; wireless network cards. Unrestricted use of any system. Supports. PCI-E1.0:X1/X4/X8/X16 PCI-E2.0:X1/X4/X8/X16 PCI-E3.0:X1/X4/X8/X16 Note: This product does not support PCI-E 4.0 mode! If you need to use the device in 4.0. Please first insert the GPU, and PCI-E changes to Gen3-3.0 mode, then link extension cable.