Zte Nubia Z7 Mini has display Size 5.0", operating system Android 4.4.2; nubia UI 2. The device has ram 2 GB too, card support is microSD, up to 64 GB (dedicated slot), it has 16 GB, 2 GB RAM hard disk. Back camera 13 MP is awesome, front camera 5 MP is also not bad. Nubia Z7 Mini has power storage, . Device status is Available