1. Layer circuit design, high frequency resistance, gold finger is heavy gold. 2. Mainly applicable to the graphics card interface PCI-E 16X on the motherboard is not enough or the space is not large, then use this adapter card to convert the 4X socket on the motherboard to a 16X interface, which greatly improves The degree of application of the motherboard. 3. The product does not need to be driven, and no jumper settings are required. It is convenient for all consumers to use. 4. Only provide 4X speed. Colour:Green+Black Material:PCB+Plastic Package Contents: 1 x PCI-E 4X to 16X Riser Card Only the above package content, other products are not included. Note: Light reflection 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.