Zte Nubia Z11 Max has display Size 6.0", operating system Android 5.1.1; nubia UI 4. The device has ram 4 GB too, card support is microSD, up to 256 GB (uses SIM 2 slot), it has 64 GB, 4 GB RAM hard disk. Back camera 16 MP is awesome, front camera 8 MP is also not bad. Nubia Z11 Max has power storage, . Device status is Available