The present invention is referred to a modular multi-screen display, which allows to display advertising by any of its parts including walls, upper crosspieces, interior or exterior, that includes a chassis on which it is mounted the screens but that are synchronized between them to show one image unit in all the display body, in such a manner that the synchronization of them and the change of dynamic advertising posters that are displayed are manipulated using a modem that is connected in real time to a physical or virtual server that is located in a remote physical unit and that through this it is carried out the change of the advertising presentation on the display, regardless of whether it is inside or outside of a business. Its variant includes a set of interconnected screens either on the business furniture, on household appliances or where appropriate on the roof of the business from outside the premises.