Cable Matters Ultra Compact 4 Port USB Hub (USB 3.0 Hub / USB 3 Hub) ULTRA-COMPACT USB HUB transforms a single USB port into a full-featured 4-Port USB 3.0 hub with 4 ports; Immediately expands a single USB port from your laptop, notebook, tablet, or docking station into a SuperSpeed USB 3.0 hub that supports up to 4 USB peripherals CLUTTER CUTTER 4-PORT HUB organizes your desktop especially in tight spaces; Saves wear and tear on your USB port from frequent unplugging LIGHTWEIGHT AND PORTABLE ACCESSORY weighs less than 2 ounces with a 6 inch cable tail that folds neatly beside the hub for convenient storage or traveling in a laptop bag; Bus-powered portable USB hub requires no external power adapter SUPERSPEED PERFORMANCE with a USB 3.0 data transfer rate that is 10x faster than USB 2.0 and backwards compatible with all previous USB cables and devices UNIVERSAL COMPATIBILITY with PC, Mac, and Linux operating systems; No external software drivers are required