Samsung Galaxy Ace Duos S6802 Samsung Galaxy Ace Duos S6802 is a dual-SIM (GSM +GSM) phone running on Android Gingerbread OS. It has 3.5 inch capacitive touchscreen. The phone has 5MP camera with features such as smile detection, autofocus, and video recording. It offers 3G, Wi-Fi, Bluetooth, and USB connectivity. Other features include A-GPS, 832 MHz processor, 1300 mAh battery, and 32GB expandable memory.