Harness the power of U2-PCIe4.0 with an impressive bandwidth of 128Gbps, delivering maximum read or write speeds exceeding 10000MB or s. Perfect for high-performance tasks and professional workflows. Universal Slot Support:Compatible with PCIe X4, X8, and X16 slots, the adapter provides unmatched flexibility for various systems. It's also fully backward-compatible with PCIe 4.0 or 3.0 or 2.0 or 1.0, ensuring seamless integration with older setups. Comprehensive Protection Features:Safeguard your valuable data with advanced protection mechanisms, including overcurrent, overvoltage, short-circuit protection, and (Electromagnetic Interference) shielding. Plug-and-Play Convenience:Enjoy a driver-free installation for 8 or 10 or 11, for macOS, and for Linux. Just plug in and start using-no additional setup required. (Note: Does not support SATA 2.5inch SSDs.) Colour:As Shown Material:PC Package Contents: 1 x Expansion Card(Due to different product batches, the appearance , which does not affect the use) 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.