Storage 16/32 GB  flash memory Removable storage microSD  (up to 32 GB) Battery Li-ion 2500  mAh Data inputs Multi-touch   touch screen ,  headset controls ,  proximity  and  ambient light sensors, 3-axis  gyroscope , magnetometer ,  accelerometer , barometer ,  aGPS ,  GLONASS  and stereo FM-radio,  S Pen ( Stylus )/Pen UX