A system to improve visual and/or auditory tracking of a presentation given by a presenter, comprising: - a first electronic device of the presenter, integrating a first piece of software configured to obtain at least information run in the first electronic device ; - at least a second electronic device of a user, integrating a second piece of software; - a microphone adapted to obtain auditory information of the presentation; - a compact module , which is a portable device, comprising: - a fixed camera configured to acquire information of the presentation shown through an information display support ; - a moving camera configured to continuously acquire information of the presenter's position; - a single-board computer ; - a router configured to provide a local communication network between the first electronic device and the second electronic device ; and - a power supply, the single-board computer , the fixed camera , and the moving camera being operatively connected to the router ; - presenter tracking means configured to obtain presenter tracking information at least based on the information of the presenter's position acquired by the moving camera ; - a speech recognition element, included in the compact module or in the first electronic device , and configured to translate the auditory information captured by the microphone into written text, the single-board computer or the first electronic device being further configured to transmit said written text to the second electronic device through the local communication network; wherein the second piece of software is adapted to show through the second electronic device : the information run in the first electronic device , the auditory information of the presentation including the written text, the information shown through the information display support , and the presenter tracking information. - a first electronic device of the presenter, integrating a first piece of software configured to obtain at least information run in the first electronic device ; - at least a second electronic device of a user, integrating a second piece of software; - a microphone adapted to obtain auditory information of the presentation; - a compact module , which is a portable device, comprising: - a fixed camera configured to acquire information of the presentation shown through an information display support ; - a moving camera configured to continuously acquire information of the presenter's position; - a single-board computer ; - a router configured to provide a local communication network between the first electronic device and the second electronic device ; and - a power supply, - a fixed camera configured to acquire information of the presentation shown through an information display support ; - a moving camera configured to continuously acquire information of the presenter's position; - a single-board computer ; - a router configured to provide a local communication network between the first electronic device and the second electronic device ; and - a power supply, - presenter tracking means configured to obtain presenter tracking information at least based on the information of the presenter's position acquired by the moving camera ; - a speech recognition element, included in the compact module or in the first electronic device , and configured to translate the auditory information captured by the microphone into written text, the single-board computer or the first electronic device being further configured to transmit said written text to the second electronic device through the local communication network; <EOS>