1. Convenient -6 usb ports and headphone/microphone ports directly connect with high speed to notebook and pc, no more wire tangles.^ 2. High efficiency - All ports can work together at the same time and the full speed is available for all slots and also allows copying from card to card. Bright blue led light for direct working status indication.^ 3. Easy to use - Low power consumption, suitable for desktop and notebook PC. Avoid the hassle of carrying multiple card reader adapters, and you can transfer photos, music and data with this combination.^ 4. Compact and portable design - This compact USB 2.0 hub is portable enough for work and travel and will. Plug and play without driver installation.^ 5.Compatibility- Widely compatible with different operation systems like windows, mac os, linux, plug and play.