Timetec Team World Smallest 4 In 1 Portable Storage, Card Reader, Data/Charging Cable, USB2.0 Micro USB OTG Reader Square Hub For Android Mobile/Tablet Device & PC (Twinbo) An all-in-one OTG device that satisfies all your needs Innovative combined USB Hub for establishing intelligent multi-directional data transmission and synchronization Embedded Micro-USB & USB dual connectors Fashionable Aluminum brushed finish with refined taste Utility model patent of Taiwan granted