... iPhone 4, or iPod touch (4th gen) to an HDTV or HDMI-compatible display. The Digital AV Adapter ... pin dock connector and to your HDMI-compatible display using an HDMI cable (sold separately). A second 30-pin ... but instead are designed to display video out on an external display. Use the Apple Digital AV Adapter ... 4, iPad, or iPod touch (4th generation) to an external TV, projector, or display to enjoy the ...