 NDTV | Karbonn Smart A2 with 4-inch display, Android 2.3 spotted online for Rs. 4990 NDTV Karbonn Smart A2 comes with 1GHz processor and runs on the dated Android 2.3.6 (Gingerbread). It comes with 3-megapixel rear camera and VGA front camera. The internal storage available on this smartphone is just 202MB, which can be expanded via a ... |