4g smartphone dual sim phone android phone series asus zenfone display size 5 inch display resolution 1280 x 720 pixels display resolution hd display type ips touchscreen capacitive pixel density 294 ppi ram 2 gb internal memory gb 16 gb max memory expansion 128 gb processor manufacturer qualcomm processor type snapdragon 410 processor core 4 cpu clock speed 1 ghz gpu adreno 306 dual sim technique dual sim standby memory cards microsd mic