Hearing aid device

A hearing aid device, comprising

• a stimulating device for converting a sound signal into mechanical vibrations,
• an abutment connector configured to fixture the hearing aid device to a skull of a recipient of the hearing aid device,
• at least one user input unit for controlling an operation mode of the hearing aid device,
• at least one signal line connecting the at least one user input unit with a control unit for controlling the hearing aid device, wherein the control unit is arranged within the hearing aid device, and
• an antenna module comprising at least two electrically conductive and electrically connectable layers forming a layered structure,
• wherein the at least one user input unit is arranged at one of the layers of the antenna module,
• wherein the at least one signal line is provided at an inner surface of one of the layers facing one other layer, and
• wherein the abutment connector is arranged on a first side of the stimulating device, and wherein an active part of the antenna module is arranged on an opposite side to the first side.