PCIe Generation Support Compatible with PCIe 4.0 / PCIe 3.0, ensuring highspeed data transfer for modern and legacy systems.; 1Xto1X Extension Extends any PCIE 1X slot to a female 1X connector, perfect for GPU risers, sound cards, or network adapters.; Flexible Flat Ribbon Cable Easily bendable and spacesaving design for clean cable management in small form factor or multicard rigs.; Reliable Signal Integrity Shielded construction and quality connectors minimize signal loss and EMI for stable operation.; Plug & Play No additional drivers or software required; works with Windows, Linux, and other mainstream OS.