We added support for the bellow models:

ZTE S551 - IMEI/BT REPAIR/READ-WRITE FLASH/FORMAT/DIRECT UNLOCK
ITEL 2070 - IMEI/BT REPAIR/READ-WRITE FLASH/FORMAT/UNLOCK BY PATCHED FLASH
ITEL 2080 - IMEI/BT REPAIR/READ-WRITE FLASH/FORMAT/UNLOCK BY PATCHED FLASH

New files added to the support:


More info here