Sony Ericsson has a rom released that Android Ice Cream Sandwich to the Xperia Arc S, Ray and Neo V brings. It is an early version that is in the alpha stage. The manufacturer does so in hopes of getting feedback on the new software.
With the release of the rom aims for the Sony Ericsson developers who want their software testing. It is necessary that the smartphone running the update being tested is equipped with an unlocked bootloader. Thus as the manufacturer prevent consumers the ICS rom install. Sony Ericsson has recently released a tool published that the bootloader is unlock. Furthermore, it is still unknown if the manufacturer of the final version of the rom ready.
The ICS rom is not suitable for daily use. So is it impossible to make phone calls. Furthermore, bluetooth, wi-fi and 3g disabled, and are missing the Google applications. Also the software is not suitable for users who have the first version of the Xperia Ray or Xperia Neo. According to the manufacturer, this is because these devices have a different partition table.
It is rare that a rom is released before it is available to the general public. Often working Android manufacturers in silence to the software updates that a new version of Googles mobile operating system to smartphones. Happen to be brought Huawei also recently a test version of an ICS rom. In addition, a testrom of the Android ICS update for the Samsung Galaxy S II to the outside, but there was a leaked version.