6 in1 HDMI Dock Adapter AV USB Cable Card Reader Camera Connection Kit for Apple iPad White HDMI port: Connect the HDMI Connection kit Adapter to your iPad, iPhone 4,iPhone 4S, iPod touch (4th generation) via the 30-pin dock connector and to your HDMI-compatible display using an HDMI cable SD card port: Plug the connection into the dock connector port on your iPad, and then insert your SD card Micro SD card port: Plug the connection into the dock connector port on your iPad, and then insert your Micro SD card 3.5mm DC AV port: Output video to TV. Plug the connection into the dock connector port on your iPad/ iPhone/ iTouch/ Nano/ Classic; attach TV using the accompanying TV cable Micro USB port: Charging & Sync data. Plug the connection into the dock connector port on your iPad/ iPhone/ iTouch/ Nano/ Classic; attach power adaptor or computer using the accompanying Mini USB cable