SIM unlock codes generator for ZTE Blade & Orange San Francisco This application generates SIM unlock codes for ZTE Blade and Orange San Francisco by IMEI. This way you will not void your warranty and you will be able to use your phone with a SIM card from any network operator. Attention! Check the version of your phone in Settings » About phone » Build number. The unlock code generated is valid for all versions except for the ZTE Blade build "ZTE-BLADEV1.0.0B04", in that case you will have to use my other application: http://market.android.com/details?id=com.ngeeks.unlockb04