UNUS SMART-X BLACK 32GB Android OTG Memory Stick [Galaxy S2/S3/S4/Note/Note2/Smartphone+PC Compatible Device] Mobile Memory-Smart X usable both in a smart phone and a computer An USB memory having been evolved with the times Having all functions available in an ordinary USB memory card It can be used in a PC and a smartphone freely anywhere without using a gender Structured in the slide style, it is convenient and safe to use