Top remote is 45mm wide, ~20mm high
Middle remote is 70mm wide, ~16mm high
Couch Table metal bar is 16.5mm
PS remote holder was borrowed from another user
Plate V4 is the one pictures, the holding tabs are a bit too weak. Plate V5 increased the size, a peg board style tab would more ideal, need to update to that design someday.
The author hasn't provided the model origin yet.