Samsung D780 Duos support dual SIM card at the same time, like 2 handset. This cell phone has 2 megapixels camera, with capability as Vide Recording, Samsung D780 Duos has 2.1 dimension, 256 K colors with QVGA resolution, for connectivity this handset built in with Bluetooth 2.0 A2DP and USB 2.0 interface. For additional memory you can add micro SD in the micro SD slot, and for multimedia, it also built in with MP3 player and FM radio