Location-based system for controlling a plurality of electrical or electronic devices, comprising: - positioning means coupled to each of the electrical or electronic devices, configured for sending and receiving positioning signals; - a control device configured for receiving the positioning signals, determining the position thereof on the basis of the positioning signals received, and sending messages with information about said position to a central control module, together with indications to act on at least one parameter of one of the electrical or electronic devices; - a processor module coupled to each of the electrical or electronic devices, configured for directly acting on the at least one parameter of the electrical or electronic device depending on the control instructions received from a central control module, - the central control module configured for: receiving the messages from the control device and sending control instructions to the processor module of at least one of the electrical or electronic devices, wherein the at least one device is determined depending on the information about the position of the control device contained in the received message; and creating a three-dimensional map, with the position of all the electrical or electronic devices; and determining the sending of the control instructions to the processor module of the electrical or electronic device closest to the control device by means of comparing the information about the position received from the control device with the map of the electrical or electronic devices. - positioning means coupled to each of the electrical or electronic devices, configured for sending and receiving positioning signals; - a control device configured for receiving the positioning signals, determining the position thereof on the basis of the positioning signals received, and sending messages with information about said position to a central control module, together with indications to act on at least one parameter of one of the electrical or electronic devices; - a processor module coupled to each of the electrical or electronic devices, configured for directly acting on the at least one parameter of the electrical or electronic device depending on the control instructions received from a central control module, - the central control module configured for: receiving the messages from the control device and sending control instructions to the processor module of at least one of the electrical or electronic devices, wherein the at least one device is determined depending on the information about the position of the control device contained in the received message; and creating a three-dimensional map, with the position of all the electrical or electronic devices; and determining the sending of the control instructions to the processor module of the electrical or electronic device closest to the control device by means of comparing the information about the position received from the control device with the map of the electrical or electronic devices. receiving the messages from the control device and sending control instructions to the processor module of at least one of the electrical or electronic devices, wherein the at least one device is determined depending on the information about the position of the control device contained in the received message; and creating a three-dimensional map, with the position of all the electrical or electronic devices; and determining the sending of the control instructions to the processor module of the electrical or electronic device closest to the control device by means of comparing the information about the position received from the control device with the map of the electrical or electronic devices.