Apex 8A2062a

Apex 8A2062a is, apparently, an internal firmware used for testing. It was discovered on an iPhone 4 (iPhone3,1), but may have been in use for other devices. The firmware has only been seen running Inferno, therefore the apps available on SwitchBoard.app are currently unknown.

Source
This has been seen on the second leaked iPhone 4 from Vietnam.

Media

 * YouTube video