Wholly 4 in 1 Charge Charging Charger Micro Usb OTG Hub Host Cable Cord Adapter Connector with Power Powered for Android Tablet Pc and Phone Samsung Galaxy S2 S3 S4 S5 S6 etc (4 in 1) Compatible with most android smart phone. Support data synchronize when charging For Galaxy S4 , Note 3 With this OTG HUB, you can connect your device to most USB Flash Drive, Mouse & Keyboard. OTG port provides a simple way to connect phone to a USB capable computer for data synchronization and file transfers. 100% new and high quality, Compatible with all device which support OTG function.