Dock Connector 30 Pin to Mini HDMI USB Adapter Cable for iPad1 2 3 iPhone 4 4S 3G Converts:30 Pin dock connector to HDMI Connector:30-Pin Dock Connector Male to HDMI & mini USB female. Support 1080P High Definition signal output. Video output and charging can be conducted ai the same time. Compatible with: For Apple 30-Pin Dock Connector Devices ,iPad, iPad 2,iPad3,iPhone, 3G, 3Gs,4.