connector of hdmi+usb to Ipad/Iphone

1.can charge and  Playback programes on iPods/iPhone.
2. video support  iPad , iPhone4, iTouch4.
3.Use the iPad Dock Connector to HDMI adapter to connect an iPad to your television, projector or HDMI display. Video and audio signals can be transferred,then see your videos and slideshows on the big screen.