Features of Samsung Galaxy J1 miniGeneral Network 4G VoLTE Micro SIM Yes Dual SIM Yes Touch-screen Yes Display Screen Size 4.0 inch Screen Resolution 800 X 480 pixels Display Type IPS LCD Memory Internal Memory 8 GB External Memory 128 GB RAM 768 MB Camera Primary Camera 5 MP Secondary Camera VGA Flash Yes Connectivity WIFI Yes Radio Yes GPRS Yes EDGE Yes USB Yes Bluetooth Version 4.0 With A2DP OS OS Android Processor Processor Type Quad Core Processor Speed 1.2 Ghz Battery Battery Type Li-ion Battery Capacity 1500 mAh Sound 3.5mm Jack Yes Loudspeaker Yes Body Height 121.6 mm Width 63.1 mm Thickness 10.8 mm Weight 120 g Type Bar