Specification :

The HDMI Adapter is compatible with/ for iPad, iPad2 iPhone 4, iPod touch 4G.
Support to transmit the Video and Audio to HD TV or your HDMI device.Not as the VGA adapter, only transmit video.
Support 720P/ 1080P HD Digital signal output.
Support videos, movies, MTV, Podcast, etc.....
The HDMI adapter is small , just like the camera connection kit for iPad, and it' s very easy to carry to anywhere.
Plug and play. No need power supply. No need jailbreak.
Additional Micro USB port has performance as data transmission and charger
The USB port can easy download the photos from digit camera to your iPad.Supports external keybords.