High-Speed USB Expansion Features 1x USB-C 20Gbps and 2x USB-A 5Gbps ports, delivering ultra-fast data transfer for external drives, flash storage, and accessories. Please note: USB-C port can reach up to 20Gbps only when your motherboard supports USB 3.2 Gen2x2 A-Key (20-pin) connection. Seamless PC Integration Designed for a standard 5.25-inch internal bay, offering a clean, professional look with easy access to USB ports and storage slots at the front of your desktop Dual 2.5 SSD/HDD Bays Supports two 2.5-inch HDD or SSD devices with a tool-free installation design, allowing quick upgrades or replacements without additional tools Universal Compatibility Works with USB 3.2 Gen2x2 A-Key (20-pin) and USB 3.0 19-pin headers, ensuring broad motherboard support for modern and legacy systems Durable & Reliable Build Sturdy construction ensures long-term stability, while the included mounting screws and accessories guarantee a secure installation inside your PC case