1. Enhanced Connectivity: This PCI-E 4.0 X4 to X4 extension cable is designed to enhance your computer's connectivity, allowing you to extend the reach of your PCI-E devices without sacrificing performance. 2. High compatibility: Compatible with a wide range of devices, including applicable cards: wireless network card, wired network card, capture card, USB card, SSD card, as long as the PCIe card is x4 and the motherboard slot is x4 interface. 3. design: This adapter cable is made of high-quality materials to durability and reliability for long-term use, making it ideal for home and professional environments 4. PCB dwarfing and fattening design, dwarfing not get stuck on the graphics card, fattening and lengthening design makes the board easier to install and reduces the chance of damage. 5. Easy to install: The conversion adapter is easy to install, no additional software or drivers are required, and can achieve worry-free setup. Type:M22SF PCI-E 4.0 PCI-E X4 Extension Cable Name:PCI-E X4 to X4 Extension Cable Applicable:for Network Card SSD USB Card Specification:20CM Colour:Black Material:PCB Package Contents: 1 * Extension Cable 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.