What camera resolutions does HTC One feature?

Here are details about the HTC One's camera sensors:
Rear Camera : 4.1 megapixel
Front Camera : 2.1 megapixel
Flash : LED - More smartphones with LED
Camera Options :
+ Autofocus Continuous shooting Digital zoom Face detection Geotagging HDR Optical Stabilization (OIS) Panorama Scene mode Self-timer Touch focus
Slow Motion Video : No , 30.0 fps