Rosewill RHB-420 is a compact and versatile hub that expands your computer's connectivity options by adding three USB 3.0 ports and one 2.5" SATA port. With its fast data transfer speeds, you can easily connect and use external storage devices, peripherals, and more. The USB 3.0 ports support speeds of up to 5 Gbps, allowing you to transfer large files quickly and efficiently. The 2.5" SATA port provides a convenient way to connect a 2.5" hard drive or solid-state drive (SSD) for additional storage or data backup. The hub is backward compatible with USB 2.