Electrical or electronic device (100) having a keyboard design (1) suitable for sending an electrical input signal (C) to an electronic device (120) of the device in response to a manual operation by a usera contact element (2), comprising at least part of electrically conductive material, the contact element being electrically connected to a grounding element (140) of the device, the contact element being elastically deformable in response to manual pressure by the user;a solid contact element (3), consisting of at least part electrical conductive material, the solid contact element being fixed to a construction (160) of electrical insulating material of the device;an electrical connection element (4), consisting at least in part of electrically conductive material, where the electrical connection element is electrically connected to the fixed contact element and to an input connection (120A) of the electronic device;where the contact element (2) is stationary and electrically isolated from the fixed contact element (3); andwhere the contact element (2) after manual pressure exerted by the user takes a deformed state in which the contact element is connected and electrically connected to the fixed contact element (3).
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