One USB A upstream port expands to four USB ports This USB hub converts a single USB A port into four USB ports, increasing available connections and improving work efficiency. Fast data transfer USB 3.0 hub delivers up to 5 Gbps transfer speed. For example, a 10 GB file can be transferred in about 16.4 seconds. Plug and play No driver or software required. USB MultipPort Adapter works with Windows, MacOS, Linux, Chrome OS and more. Simply plug in and use. Compatibility and applications Compatible with standard USB devices such as keyboards, mice, flash drives, external HDDs or SSDs, printers, cameras and other USB peripherals. Suitable for laptops, desktops and compatible systems. Use scenarios - Laptop with a single USB A port: connect a keyboard, mouse and external storage to create a complete workstation without swapping devices. - Office or classroom setup: add a USB drive and a peripheral device for quick data transfer and connected workflow. - On the go or during presentations: expand connectivity for multiple USB accessories without needing a dock or extra software. Key attributes Function: USB hub that upscales 1 USB A port to 4 USB ports Performance: USB 3.0 with up to 5 Gbps data transfer Compatibility: Works with Windows, MacOS, Linux, Chrome OS and more Ease of use: Plug and play, no drivers required