USB port: Plug the connection into the dock connector port on your iPad, and then attach your digital camera or iPhone (excluded Introduction 1:HDMI port: Connect the HDMI Connection kit Adapter to your iPad, iPhone 4,iPhone 4S or iPod touch (4th generation) via the 30-pin dock connector and to your HDMI-compatible display using an HDMI cable .After you can enjoy the High Definition movies, ...