Welcome to our store! 1. PLUG AND PLAY: PCIE 3.0 X16 graphics card extension cable, compatible with all graphics devices, easy to install, just plug and play. Backward compatible with PCIE 2.0 and PCIE 1.0. 2. FLEXIBLE DESIGN: PCIE 3.0 X16 riser cable features a slim, flat, and foldable design that is bendable and flexible for high transmission efficiency and stability, and easy cable management. 3. SIGNAL INTERFERENCE ELIMINATION: 180-degree EMI (electromagnetic interference) shielded slots allow for easy installation of vertically mounted GPUs, eliminating signal interference and ensuring optimal performance. 4. PCB DESIGN: High-frequency, low-resistance PCB design to reduce interference and ensure optimal performance, enhanced protection against signal loss, and improved durability when connecting motherboard and adapter cables are folded or twisted to maximize internal space and optimize. 5. NOTE: The product does not support PCIe 4.0 operation mode. If you need to use it in 4.0 devices, please connect the graphics card directly to the motherboard in BIOS settings to change PCIe to Gen3.0 mode before connecting the extension cable to use. Item Type: Graphics Card Extension Cable Material: ABS, PCB Interface: PCIE 3.0 X16 1 x Graphics Card Extension Cable Customers are our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.