Zte Axon 7 has display Size 5.5", operating system Android 6.0.1, up to 7.1.1; MiFavor 4.2. The device has ram 4 GB too, card support is microSD, up to 512 GB (uses SIM 2 slot), it has 64 GB, 4 GB RAM hard disk. Back camera 20 MP is awesome, front camera 8 MP is also not bad. Axon 7 has power storage, . Device status is Available