Max Shutter speed
Sony A99 II can shoot continuously at max speed of
12.0 fps and has max shutter speed of
1/8000 sec.
Flash
Unfortunately A99 II doesn't have a built-in flash but it has a flash shoe for mounting external flashes.
Focusing
Sony A99 II features both Contrast Detection and Phase Detection autofocus (AF) systems which ensures speed and accuracy of focusing in most situations. The AF system has 399 focus points and 79 of these sensors are of Cross-type. Cross-type sensors locks focus faster and more accurate compared to single type sensors. Sony A99 II also features
Face detection AF where it intelligently detects the faces in the frame and locks the focus automatically. In addition to the face detect AF, A99 II has a more sophisticated feature called
Eye Tracking AF which detects and locks focus to the selected eye of the person in the frame accurately and tracks as the subject moves. Eye tracking AF of Sony A99 II is a perfect feature for shooting portraits and is especially useful when fast lenses are used and the depth of field is very narrow.