Multi-Port Expansion Adds USB 3.0, USB-C, Type-E, and 19/20-pin interfaces for enhanced desktop connectivity. High-Speed USB 3.0 Up to 5Gbps transfer rate, 10× faster than USB 2.0; backward compatible with USB 2.0 / 1.1 devices. Stable SATA Power Supply SATA 15-pin connector ensures consistent power delivery for high-capacity devices. Plug & Play Easy installation with hot-swappable support; compatible with Windows, macOS, and Linux. Enhanced Cooling Aluminum heatsink improves heat dissipation for stable, long-lasting performance.