Hisense U605 Android Oreo(Go edition) operating system for you to try new features. 4 inch screen, perfect size to take and use. 5MP+2MP camera 1500mAh battery 1GB RAM+8GB ROM Minimal wait time for loading. Minimal lags for switching between apps. Minimal time for downloading. Need more storage? Insert a microSD and expand the storage up to 32GB in total.