Rocketek Multi-Function Micro-USB to OTG / CF / SD / TF Memory Card Reader Adapter for Galaxy Note 8.0, Samsung Galaxy Note III, Galaxy S5, LG G Pro, Samsung Galaxy Tab 3, Samsung Galaxy Tab Pro / T3110 Android Tablet & Smartphone 2 USB Port & 3 Memory Card Slot -- SD, MicroSD, CF Support USB data hot swap sync to PC or Smartphone / Tablet with a LED indicator. Provide USB port which can connect USB Flash Disk(OTG), mouse and keyboard, -etc. Easy to Use, no installation required Smartphone Requirements: Android 4.0 or above with OTG (USB On-The-Go) function enable