3-Port USB 3.0/3.1 Hub With Card Reader, USB Hub and SD/SDHC / TF / MS DUO / M2 Card Reader for Windows, Mac OS and Linux, for Surface MacBook iMac.

3-Port USB 3.0 Hub Rate Up to 5Gbps, USB Hub Ethernet Adapter simply helps you to connect up to 3 USB 3.0 devices to your PC or Laptop, such as external hard drive, USB flash drive, mouse, keyboard, USB headphone, speakers, USB webcam etc. Support cards: SD/SDHC, TF, MS DUO, M2. Easy to set up, Plug-n-Play, Hot swappable, Hot pluggable and no driver needed. This card reader will only identify and read one memory card at a time. Support Windows 10/8.1/8/7/XP/Vista, Mac OS and Linux operation system. Reverse compatible with USB 2.0 and USB 1.1 devices. Suitable for desktop & notebook PC, powered by USB port so no external power needed(Except the USB HDD). DC Jack designed for power supply to this product when connecting USB HDD. Please kindly note: this product ONLY works with DC 5V (Center Positive Polarity) adapter for power supply. (Power Adapter Not Included).