This article discusses software internally used by Apple. Acquiring a copy without Apple's consent is illegal and may result in being scammed. |
Background
First seen on a cellular iPad 2 prototype, this firmware is a based off of an internal version of iOS 4.3. The device was originally discovered in an eBay listing.

Applications
Unlike many firmwares before and after it, this firmware contains XInternalApps, a SwitchBoard alternative. This application is seemingly used for launching applications such as WifiRoot.
Upon booting into SwitchBoard.app, the user will be presented with the following applications: