Smartphone mobile phone series blackberry curve display size 24 inch display resolution 320 x 240 pixels display type tft pixel density 1639 ppi ram 05 gb internal memory gb 05 gb max memory expansion 32 gb processor core 1 memory cards microsd microsdhc sensor magnetometer location service gps multimedia function fm radio available operating system blackberry 7 pre installed app mp3 player messaging mms sms ring tones polyphonic au