The Integral USB 3.0 Single Slot microSDXC Card Reader is a fast and convenient way of transferring data between any microSD Card format and your PC or Mac. Specification Backwards compatible with all microSD and microSDHC memory cards Transfer and share your photos, videos, mp3\'s and data files with ease Small enough to carry in your pocket Can be used as a USB Flash Drive if you keep your card installed Compatible with all Microsoft Windows platforms - Apple Mac 8.6+/9.0+/OS X