PinPle Cable228 USB 2.0 Female OTG Adapter Cable Data, Sync Charge Cord, 30 Pins Able to sync and charge your devices High speed data transfer, import photos to your iPad 1/2/3 using this adapter Connects your USB flash drives, mic and keyboards Works with external hard drives with external power source for the hard drive Compatible with iPad 1, iPad 2 and iPad 3