Specifications:

• Use the Apple HDMI Adapter to mirror whatever?s on your iPad or iPhone 4S screen apps, presentations, websites, and more on your HDMI-equipped TV, display, projector, or other compatible display in up to 1080p HD. Video mirroring is supported on iPad 2 or later and iPhone 4S.
• Watch slideshows and video on the big screen in up to 720p by connecting your iPad, iPhone 4, or iPod touch (4th generation) to a television, projector, or other HDMI-compatible display. Video out supports up to 1080p for iPad 2 or later and iPhone 4S, and up to 720p for iPad, iPhone 4, and iPod touch (4th generation). Movies play at up to 720p.
• The Apple HDMI Adapter connects to your iPad, iPhone 4, iPhone 4S, iPod touch (4th generation), iPad Dock, or Universal Dock via the dock connector and to your projector or display using the HDMI adapter