GEVEY Ultra S by ApplenBerry is now compatible to unlock iPhone 4S running iOS firmware. ApplenBerry has just updated GEVEY Ultra S to brings iOS 6 support for iPhone 4S with following basband 1.0.14, 2.0.10, 2.0.12 and 3.0.04. Remember that these baseband can also be unlock with X-SIM which is competitor of ApplenBerry.
GEVEY Ultra S for Unlock iPhone 4S running iOS 6 requires no 112 dialing, consume less power and better signal strength.
The GEVEY™ Ultra S for iPhone 4S iOS 6.0 does not fully support MMS functionality in GSM iPhones. Due to the way MMS settings are locks within iOS 6.0, there are limitations on manually inputted settings. iFunBot, IBackUpBot, and Jailbreak have been used in previous iOS versions to manually program SMS and MMS settings and circumvent this issue.
For the time being GEVEY Ultra S only works for GSM version of iPhone 4S while CDMA version of iPhone 4S will be supported after the release of untethered jailbreak of iOS 6. GEVEY Ultra S for iOS 6 have also some issues with MMS on some networks and users have to configure manually MMS setting. If you want to purchase GEVEY Ultra S you can visit ApplenBerry official website.