Sharp Aquos S2 has display Size 5.5", operating system Android 7.1.1. The device has ram 6 GB too, card support is microSD, up to 256 GB (uses shared SIM slot), it has 128 GB, 6 GB RAM or 64 GB, 4 GB RAM hard disk. Back camera 12 MP is awesome, front camera 8 MP is also not bad. Aquos S2 has power storage, . Device status is Available