When selecting an object you will see a new panel in the 3D Viewport’s Sidebar. In that panel you can edit the properties of selected objects.
Open Blender and go to Preferences then the Add-ons tab.
Click System then Property Chart to enable the script.
Edit arbitrary selected properties for objects/sequence strips of the same type.
Campbell Barton (ideasman42)
This add-on is bundled with Blender.