THE IT PRO’S CHOICE: Designed and built for IT Professionals, this expander hub with multiple USB-A ports is backed for 2-years, including free lifetime 24/5 multi-lingual technical assistance COMPATIBILITY: OS independent; Supports all operating systems, including Windows, macOS, Linux, ChromeOS, Android; Compatible with USB Type-A host devices such as Lenovo X1 Carbon, Dell XPS, Microsoft Surface; Backwards compatible with USB 2.0 devices BUS POWERED USB HUB: USB Type-A hub w/ speeds up to 5Gbps & shared power up to 4.5W, dependent on power provided by your computer; Supports SSD/thumb drives, data storage, keyboards, mice, web cams, headsets APPLICATIONS: Add 4x USB-A ports from a single USB-A port for connecting peripherals such as keyboard/mouse, USB SSDs & thumb drives; Ideal for desktops or laptop computers with limited USB ports; USB Event Monitoring utility available for download 4 PORT USB HUB: Bus-powered USB 3.2 Gen 1 (5Gbps) expansion hub features a USB-A host connector and 4x USB-A ports, Overcurrent Protection (OCP) & Wake on LAN.