<p>The hearing aid has a fitting (8) connected with a hearing unit (2) by a hearing tube (4) for conducting an acoustic signal that is produced by the hearing unit to an acoustic output of the hearing aid. The hearing tube is provided with a connecting element (6) that connects the hearing tube and the fitting acoustically with one another in a sealing manner. The connecting element and the fitting are respectively provided with threaded sections in such a manner that the hearing tube is screwed by the connecting element with the fitting.</p>
