Phablet android phone 4g smartphone series samsung galaxy samsung galaxy note display size 57 inch display resolution 2560 x 1440 pixels display resolution quad hd display type super amoled touchscreen multitouch capacitive pixel density 515 ppi ram 3 gb internal memory gb 32 gb max memory expansion 128 gb processor manufacturer samsung processor type snapdragon 805 processor core 4 cpu clock speed 27 ghz sim card micro sim memory cards