Gigabyte Gsmart Essence has display Size 4.5", operating system Android 4.4. The device has ram 512 GB too, card support is microSD, up to 32 GB (dedicated slot), it has 8 GB, 512 MB RAM hard disk. Back camera 5 MP is awesome, front camera 2 MP is also not bad. Gsmart Essence has power storage, Up to 12 h. Device status is Available