What camera resolutions does Lenovo Vibe X2 feature?

Here are details about the Lenovo Vibe X2's camera sensors:
Rear Camera : 13 megapixel
Front Camera : 4.9 megapixel
Flash : Yes
Camera Options :
+ Autofocus
+ Digital zoom
+ Face detection
+ Geotagging
+ HDR
+ Optical image stabilization
+ Panorama
+ Touch focus
Slow Motion Video : No , 30.0 fps