Dash Micro - Mini MicroSD Card Reader for Android, with Case, White Use MicroSD cards on your Android smartphone and tablet: copy & back-up files, view photos/documents, play music & video. The first and the smallest MicroSD card reader with MicroUSB plug, designed specifically for Android smartphones and tablets. The fastest of its kind: tested to achieve 41 MB/s Write and 45 MB/s Read. Protective carrying case included for easy attachment to key ring or carabiner. Optional USB-MicroUSB adapter (not included) can be used to attach it to Windows/Mac/Linux PC via regular USB port. Requires Android 4.1 (Jelly Bean) or above with USB-OTG hardware capability and USB storage support in software; third-party software may be needed. See description for more details.