PG-13 | Horror
The camera used in the movie is a Polaroid SX-70. Whenever it is used in the trailer, the distinctive sound of a charging flashgun is heard, followed by a pop and visible flash when the picture is taken - but the SX-70 has no flash built in and ... ...
The Polaroid camera being used is an SX-70, which does not have a flash build in, nor makes the sound of a flash charging. The location of the flash from the camera on screen is actually a built in light meter on the camera.