Samsung Galaxy Ace Dous I 589 is a smartphone that runs on Android OS, v2.2 (Froyo). Under the hood, it features a Qualcomm MSM7627 with 0.512 GB. It comes with a 3.15 MP primary camera. The device is powered by Removable Li-Ion 1650 mAh battery battery. It has NA internal storage which can be expanded up to microSD, up to 32 GB. The device has a 3.5 inches TFT capacitive touchscreen, 16M colors with a resolution of 320 x 480 pixels (~165 ppi pixel density).