Communication device for primates, in particular persons, comprising: - at least one electrically conductive first surface to be touched by a first primate, - at least one electrically conductive second surface to be touched by at least one second primate, and - at least one primary electronic circuit electrically connecting said first surface and said second, said primary electronic circuit comprising: ∘ at least one detection element for measuring at least one resistance value of a secondary electronic circuit formed by at least the primary electronic circuit, a first primate touching said first surface, at least one second primate touching said second surface, and the first primate and the other least second primate touching each other, ∘ at least one output for producing a specific signal representing the specific resistance value detected by said at least one detection element, and ∘ at least one control unit connected to both the at least one detection element and the at least one output, wherein at least one output is configured to generate an acoustic signal, wherein said control unit is configured to register a resistance pattern formed by the development of the detected resistance value as a function of time, wherein said control unit and/or said at least one output being configured to produce at least one specific signal at least partially based upon said registered resistance pattern, by using at least one signal content database, wherein at least one signal content database is a sound database, and wherein the primary electronic circuit comprises at least one database with cross-references at least between predefined resistance patterns related information and predefined signal related information, wherein the control unit is configured to compare the monitored pattern with the predefined resistance patterns related information as stored in the database, and to control at least one output to generate at least one predefined acoustic signal derived from said sound database, in case of sufficiently matching between the monitored resistance pattern and at least one predefined pattern. - at least one electrically conductive first surface to be touched by a first primate, - at least one electrically conductive second surface to be touched by at least one second primate, and - at least one primary electronic circuit electrically connecting said first surface and said second, said primary electronic circuit comprising: ∘ at least one detection element for measuring at least one resistance value of a secondary electronic circuit formed by at least the primary electronic circuit, a first primate touching said first surface, at least one second primate touching said second surface, and the first primate and the other least second primate touching each other, ∘ at least one output for producing a specific signal representing the specific resistance value detected by said at least one detection element, and ∘ at least one control unit connected to both the at least one detection element and the at least one output, ∘ at least one detection element for measuring at least one resistance value of a secondary electronic circuit formed by at least the primary electronic circuit, a first primate touching said first surface, at least one second primate touching said second surface, and the first primate and the other least second primate touching each other, ∘ at least one output for producing a specific signal representing the specific resistance value detected by said at least one detection element, and ∘ at least one control unit connected to both the at least one detection element and the at least one output,