Umiwe Multi-fonction USB OTG Charge Hub Micro Host Cable Cord Adapter Connector for OTG Enabled Smart Phones Tablets, Black Condition:100% Brand new Support data synchronize when charging For Galaxy S4 , Note 3 When switch on OTG place, mobile phone can read three external USB device at the same time OTG port provides a simple way to connect phone to a USB capable computer for data synchronization and file transfers. Quick, easy connection and rapid synchronization