Thank you for your interest in the package, please see the below:
Format:Blender / Cycles
Scale:1:1 (Real world scale)
Materials:Principled Shaders
Scene:Blender using included HDRI for lighting, cameras using focal depth which can be switched off.
Objects:Smooth modifiers left on, stack intact (in other words the model could be used for low poly environments if you switch of the smoother on the bow.
Layers:Hero objects - layer 1Background objects - Layer 2Cameras and plane with shadow catcher enabled - Layer 10