Samsung Galaxy Ace Duos S6802 official Pictures. Samsung Galaxy Ace Duos S6802 is a Smartphone of samsung. The Samsung Galaxy Ace Duos S6802 Android Smartphone. Announced May 2012. Features 3.5″ Display, 5 MP Primary Camera, 1300 MAh Battery, 3 GB Storage, 512 MB RAM. Samsung Galaxy Ace Duos S6802 price starts.