Windows phone 4g smartphone series microsoft lumia display size 47 inch display resolution 1280 x 720 pixels display resolution hd display type lcd touchscreen multitouch capacitive pixel density 315 ppi brightness 518 cdm ram 1 gb internal memory gb 8 gb max memory expansion 200 gb processor manufacturer qualcomm processor type snapdragon 210 processor core 4 cpu clock speed 11 ghz sim card nano sim memory cards microsd microsdhc mi