SDHC (UHS-I), SDXC (UHS-I), microSD, microSDHC (UHS-I), and microSDXC (UHS-I)
Mac OS X v10.3.9 or later
Available USB C port or USB port or micro USB port
1 x 3-in-1 USB 2.0/USB C/Micro USB Card ReaderCard not included
1. Data transfer rates are subject to the speed of the memory card itself and your computer\'s USB ports.
2. This SD / Micro SD card reader does not support read two cards simultaneously.
3. This SD / Micro SD card reader does not support to hot plugging, please insert SD / TF first and then connect with laptop/cellphone.
4. Make sure your phone supports full USB OTG function. Enable \"OTG storage\"function in the phone\'s setting menu.
5. Some phones/tablets do not support card over 64GB.