What camera resolutions does ZTE V5S feature?

Here are details about the ZTE V5S's camera sensors:
Rear Camera : 12.8 megapixel
Front Camera : 4.9 megapixel
Flash : Yes
Camera Options :
+ Autofocus
+ Continuous shooting
+ Digital zoom
+ Exposure compensation
+ Face detection
+ Geotagging
+ HDR
+ ISO settings
+ Panorama
+ Scene mode
+ Touch focus
+ White balance settings
Slow Motion Video : No , 30.0 fps