Micromax Spark Vdeo Q415 runs the android os, v6.0 (marshmallow) Operating System. It has a quad-core 1.1 ghz processor at its core. There is internal memory of 8 gb, 1 gb ram and this mobile supports microsd, up to 32 gb external memory. Sim card supported is dual sim (micro-sim, dual stand-by). The handset measures 133.8 x 67.5 x 10 mm (5.27 x 2.66 x 0.39 in) and weighs 140 g (4.94 oz)