Ipone HD Adapter Cable Dock Connector to HDMI Adapter Cable Suitable for iPad iPhone4 4G iPod Touch HD TV 1080P Easily plug and play, no need external power supply, no need jailbreak. Transmits video and audio to an HDTV or HDMI device Support 720P/1080P High Definition signal output. Support online FM radio, MP3 (iPhone4), photos on PowerPoint. Support online video on internet webpage (support QuickTime)