Must check this out Vivo Y55s.it is newly launched in market.operated in android OS V.6.0.Quad core processor.having 3GB RAM, 16GB internal memory with awesome features.very high resolution with 720.1280 pixels.it contains 13 MP LED Flash rear camera with 5MP Font camera.the screen size is also attractive ( 5.2 inches) .Another atractive feature is it has IPS LCD Display.also available in tow cool colors.dual sim supporting.you can buy it in very exciting price which is only 12, 490