Allview E3 Sign has display Size 5.5", operating system Android 4.4.2. The device has ram 2 GB too, card support is microSD, up to 32 GB, it has 16 GB, 2 GB RAM hard disk. Back camera 8 MP is awesome, front camera 2 MP is also not bad. E3 Sign has power storage, Up to 10 h 20 min. Device status is Available